Dejar Conjugation | How to Conjugate Dejar in Spanish

Dejar means “to leave,” “to let,” or “to allow.” You will learn its regular -AR conjugation and the common constructions dejar + infinitive and dejar de + infinitive.

Dejar conjugation at a glance

Verb type: Regular AR. Linguistically, dejar follows the regular -AR pattern in its finite forms, with the regular gerund dejando — “leaving / allowing” — and participle dejado — “left.” Its most important learning point is syntactic: the meaning changes with the complement that follows it.

Dejar gerund, past participle, and infinitive

The infinitive names the verb, the gerund supports progressive constructions, and the past participle combines with haber — “to have” as an auxiliary — in compound forms. With haber, the participle remains invariant for gender and number.

Form	Spanish	Natural English guide
Infinitive	dejar	to leave
Gerund	dejando	leaving / allowing
Past participle	dejado	left

Dejar meaning and essential uses

Dejar — “to leave / let / allow” — is commonly transitive: Dejo las llaves aquí. — “I leave the keys here.” It can also introduce an infinitive to express permission: Me dejan entrar. — “They let me enter.”

The construction dejar de + infinitive — “to stop doing something” — is especially common: Dejó de fumar. — “He / she stopped smoking.” The preposition de belongs to this construction.

Dejar regular conjugation pattern

The stem dej- stays stable and takes the expected -AR endings. The gerund dejando — “leaving / allowing” — and participle dejado — “left” — are regular.

There is no stem change, spelling alternation, irregular preterite stem, irregular future stem, or irregular participle in the core paradigm.

Dejar indicative and periphrastic conjugations

Dejar present tense conjugation

Present indicative (el presente de indicativo) — Use it for current actions, habits, facts, and contextually near-future events. The stem takes the regular -AR present endings.

Pronoun and English meaning	Spanish	Natural English guide
Yo — I	dejo	I leave
Tú — you, singular informal	dejas	you leave
Él / Ella / Usted — he / she / you, singular formal	deja	he / she leaves; you leave (formal)
Nosotros / Nosotras — we	dejamos	we leave
Vosotros / Vosotras — you, plural informal, mainly Spain	dejáis	you leave (plural)
Ellos / Ellas / Ustedes — they / you, plural	dejan	they leave; you leave (plural)

• Dejo el informe sobre la mesa. — I leave the report on the table.

Dejar preterite conjugation

Preterite (el pretérito perfecto simple / pretérito indefinido) — Use it for completed or bounded past events. The table uses the verified -AR preterite family.

Pronoun and English meaning	Spanish	Natural English guide
Yo — I	dejé	I left
Tú — you, singular informal	dejaste	you left
Él / Ella / Usted — he / she / you, singular formal	dejó	he / she left; you left (formal)
Nosotros / Nosotras — we	dejamos	we left
Vosotros / Vosotras — you, plural informal, mainly Spain	dejasteis	you left (plural)
Ellos / Ellas / Ustedes — they / you, plural	dejaron	they left; you left (plural)

• Ayer dejé el coche en casa. — Yesterday I left the car at home.

Dejar imperfect conjugation

Imperfect (el pretérito imperfecto) — Use it for habitual, background, descriptive, or ongoing past situations. The table uses the regular -AR imperfect family.

Pronoun and English meaning	Spanish	Natural English guide
Yo — I	dejaba	I used to leave / was leaving
Tú — you, singular informal	dejabas	you used to leave / were leaving
Él / Ella / Usted — he / she / you, singular formal	dejaba	he / she used to leave / was leaving; you used to leave / were leaving (formal)
Nosotros / Nosotras — we	dejábamos	we used to leave / were leaving
Vosotros / Vosotras — you, plural informal, mainly Spain	dejabais	you used to leave / were leaving (plural)
Ellos / Ellas / Ustedes — they / you, plural	dejaban	they used to leave / were leaving; you used to leave / were leaving (plural)

• De niño dejaba la puerta abierta. — As a child, I used to leave the door open.

Dejar present progressive

Present progressive — This verbal periphrasis focuses on an action or process in progress. Form it with present estar — “to be” — plus dejando — the gerund of the target verb.

Pronoun and English meaning	Spanish	Natural English guide
Yo — I	estoy dejando	I am leaving
Tú — you, singular informal	estás dejando	you are leaving
Él / Ella / Usted — he / she / you, singular formal	está dejando	he / she is leaving; you are leaving (formal)
Nosotros / Nosotras — we	estamos dejando	we are leaving
Vosotros / Vosotras — you, plural informal, mainly Spain	estáis dejando	you are leaving (plural)
Ellos / Ellas / Ustedes — they / you, plural	están dejando	they are leaving; you are leaving (plural)

• Estoy dejando espacio para otra silla. — I am leaving space for another chair.

Dejar near future conjugation

Near future — This verbal periphrasis expresses a plan, intention, or expected event. Form it with present ir — “to go” — plus a — “to” — and dejar — “to leave.”

Pronoun and English meaning	Spanish	Natural English guide
Yo — I	voy a dejar	I am going to leave
Tú — you, singular informal	vas a dejar	you are going to leave
Él / Ella / Usted — he / she / you, singular formal	va a dejar	he / she is going to leave; you are going to leave (formal)
Nosotros / Nosotras — we	vamos a dejar	we are going to leave
Vosotros / Vosotras — you, plural informal, mainly Spain	vais a dejar	you are going to leave (plural)
Ellos / Ellas / Ustedes — they / you, plural	van a dejar	they are going to leave; you are going to leave (plural)

• Voy a dejar una nota. — I am going to leave a note.

Dejar future tense conjugation

Simple future (el futuro simple) — Use it for future reference and, where context supports it, probability. The endings attach to the full infinitive; this verb has no special future or conditional stem.

Pronoun and English meaning	Spanish	Natural English guide
Yo — I	dejaré	I will leave
Tú — you, singular informal	dejarás	you will leave
Él / Ella / Usted — he / she / you, singular formal	dejará	he / she will leave; you will leave (formal)
Nosotros / Nosotras — we	dejaremos	we will leave
Vosotros / Vosotras — you, plural informal, mainly Spain	dejaréis	you will leave (plural)
Ellos / Ellas / Ustedes — they / you, plural	dejarán	they will leave; you will leave (plural)

• Dejaré las llaves en recepción. — I will leave the keys at reception.

Dejar conditional conjugation

Conditional (el condicional simple) — Use it for hypothetical outcomes, softened statements, or other conditional meanings supported by context. The endings attach to the full infinitive; this verb has no special future or conditional stem.

Pronoun and English meaning	Spanish	Natural English guide
Yo — I	dejaría	I would leave
Tú — you, singular informal	dejarías	you would leave
Él / Ella / Usted — he / she / you, singular formal	dejaría	he / she would leave; you would leave (formal)
Nosotros / Nosotras — we	dejaríamos	we would leave
Vosotros / Vosotras — you, plural informal, mainly Spain	dejaríais	you would leave (plural)
Ellos / Ellas / Ustedes — they / you, plural	dejarían	they would leave; you would leave (plural)

• Dejaría el trabajo si fuera necesario. — I would leave the job if necessary.

Dejar present perfect conjugation

Present perfect (el pretérito perfecto compuesto) — Use it for completed events connected to a present reference frame; its distribution varies across Spanish-speaking regions. Form it with the appropriate form of haber — “to have” as an auxiliary — plus the invariant participle dejado — “left.”

Pronoun and English meaning	Spanish	Natural English guide
Yo — I	he dejado	I have left
Tú — you, singular informal	has dejado	you have left
Él / Ella / Usted — he / she / you, singular formal	ha dejado	he / she has left; you have left (formal)
Nosotros / Nosotras — we	hemos dejado	we have left
Vosotros / Vosotras — you, plural informal, mainly Spain	habéis dejado	you have left (plural)
Ellos / Ellas / Ustedes — they / you, plural	han dejado	they have left; you have left (plural)

• He dejado el paquete en la entrada. — I have left the package at the entrance.

Dejar past perfect conjugation

Past perfect (el pretérito pluscuamperfecto) — Use it for an event completed before another past reference point. Form it with the appropriate form of haber — “to have” as an auxiliary — plus the invariant participle dejado — “left.”

Pronoun and English meaning	Spanish	Natural English guide
Yo — I	había dejado	I had left
Tú — you, singular informal	habías dejado	you had left
Él / Ella / Usted — he / she / you, singular formal	había dejado	he / she had left; you had left (formal)
Nosotros / Nosotras — we	habíamos dejado	we had left
Vosotros / Vosotras — you, plural informal, mainly Spain	habíais dejado	you had left (plural)
Ellos / Ellas / Ustedes — they / you, plural	habían dejado	they had left; you had left (plural)

• Habíamos dejado todo preparado. — We had left everything ready.

Dejar future perfect conjugation

Future perfect (el futuro perfecto) — Use it for an event expected to be completed before a future reference point. Form it with the appropriate form of haber — “to have” as an auxiliary — plus the invariant participle dejado — “left.”

Pronoun and English meaning	Spanish	Natural English guide
Yo — I	habré dejado	I will have left
Tú — you, singular informal	habrás dejado	you will have left
Él / Ella / Usted — he / she / you, singular formal	habrá dejado	he / she will have left; you will have left (formal)
Nosotros / Nosotras — we	habremos dejado	we will have left
Vosotros / Vosotras — you, plural informal, mainly Spain	habréis dejado	you will have left (plural)
Ellos / Ellas / Ustedes — they / you, plural	habrán dejado	they will have left; you will have left (plural)

• Para entonces habrán dejado la oficina. — By then they will have left the office.

Dejar conditional perfect conjugation

Conditional perfect (el condicional compuesto) — Use it for a hypothetical completed outcome. Form it with the appropriate form of haber — “to have” as an auxiliary — plus the invariant participle dejado — “left.”

Pronoun and English meaning	Spanish	Natural English guide
Yo — I	habría dejado	I would have left
Tú — you, singular informal	habrías dejado	you would have left
Él / Ella / Usted — he / she / you, singular formal	habría dejado	he / she would have left; you would have left (formal)
Nosotros / Nosotras — we	habríamos dejado	we would have left
Vosotros / Vosotras — you, plural informal, mainly Spain	habríais dejado	you would have left (plural)
Ellos / Ellas / Ustedes — they / you, plural	habrían dejado	they would have left; you would have left (plural)

• Habría dejado más tiempo para preguntas. — I would have left more time for questions.

Dejar subjunctive conjugations

Dejar present subjunctive conjugation

Present subjunctive (el presente de subjuntivo) — Use it in subordinate contexts involving wishes, influence, emotion, doubt or denial, evaluation, necessity, possibility, or non-specific reference. It uses the regular present-subjunctive endings for a -AR verb.

Pronoun and English meaning	Spanish	Natural English guide
Yo — I	deje	that I leave
Tú — you, singular informal	dejes	that you leave
Él / Ella / Usted — he / she / you, singular formal	deje	that he / she leave; that you leave (formal)
Nosotros / Nosotras — we	dejemos	that we leave
Vosotros / Vosotras — you, plural informal, mainly Spain	dejéis	that you leave (plural)
Ellos / Ellas / Ustedes — they / you, plural	dejen	that they leave; that you leave (plural)

• Quiero que dejes la puerta abierta. — I want you to leave the door open.

Dejar imperfect subjunctive conjugation

Imperfect subjunctive (el imperfecto de subjuntivo) — The main table uses the -ra series. The accepted -se series is also valid in many contexts and is demonstrated after the table; do not treat the two series as mechanically interchangeable in every special construction. These forms are built from the preterite third-person plural family; the main table shows the -ra series.

Pronoun and English meaning	Spanish	Natural English guide
Yo — I	dejara	that I left
Tú — you, singular informal	dejaras	that you left
Él / Ella / Usted — he / she / you, singular formal	dejara	that he / she left; that you left (formal)
Nosotros / Nosotras — we	dejáramos	that we left
Vosotros / Vosotras — you, plural informal, mainly Spain	dejarais	that you left (plural)
Ellos / Ellas / Ustedes — they / you, plural	dejaran	that they left; that you left (plural)

• Esperaban que dejáramos una copia. — They expected us to leave a copy.
• Preferían que dejases el coche fuera. — They preferred that you leave the car outside.

Dejar future subjunctive conjugation

Future subjunctive (el futuro de subjuntivo) — Rare in modern everyday Spanish. It survives mainly in formal, legal, proverbial, literary, or historical contexts and is included here as a reference system. These reference forms share the same historical stem family as the imperfect subjunctive.

Pronoun and English meaning	Spanish	Natural English guide
Yo — I	dejare	if / when I should leave
Tú — you, singular informal	dejares	if / when you should leave
Él / Ella / Usted — he / she / you, singular formal	dejare	if / when he / she should leave; if / when you should leave (formal)
Nosotros / Nosotras — we	dejáremos	if / when we should leave
Vosotros / Vosotras — you, plural informal, mainly Spain	dejareis	if / when you should leave (plural)
Ellos / Ellas / Ustedes — they / you, plural	dejaren	if / when they should leave; if / when you should leave (plural)

• Quien dejare constancia escrita deberá firmar. — Whoever should leave a written record must sign.

Dejar present perfect subjunctive conjugation

Present perfect subjunctive (el pretérito perfecto de subjuntivo) — Use it when a completed event appears inside a present- or future-oriented subjunctive environment. Form it with the appropriate form of haber — “to have” as an auxiliary — plus the invariant participle dejado — “left.”

Pronoun and English meaning	Spanish	Natural English guide
Yo — I	haya dejado	that I have left
Tú — you, singular informal	hayas dejado	that you have left
Él / Ella / Usted — he / she / you, singular formal	haya dejado	that he / she has left; that you have left (formal)
Nosotros / Nosotras — we	hayamos dejado	that we have left
Vosotros / Vosotras — you, plural informal, mainly Spain	hayáis dejado	that you have left (plural)
Ellos / Ellas / Ustedes — they / you, plural	hayan dejado	that they have left; that you have left (plural)

• Me alegra que hayas dejado una nota. — I am glad that you have left a note.

Dejar past perfect subjunctive conjugation

Past perfect subjunctive (el pluscuamperfecto de subjuntivo) — The main table uses hubiera; hubiese is an accepted auxiliary alternative in many contexts and is demonstrated after the table. Form it with the appropriate form of haber — “to have” as an auxiliary — plus the invariant participle dejado — “left.”

Pronoun and English meaning	Spanish	Natural English guide
Yo — I	hubiera dejado	that I had left
Tú — you, singular informal	hubieras dejado	that you had left
Él / Ella / Usted — he / she / you, singular formal	hubiera dejado	that he / she had left; that you had left (formal)
Nosotros / Nosotras — we	hubiéramos dejado	that we had left
Vosotros / Vosotras — you, plural informal, mainly Spain	hubierais dejado	that you had left (plural)
Ellos / Ellas / Ustedes — they / you, plural	hubieran dejado	that they had left; that you had left (plural)

• Si hubiéramos dejado antes el lugar, habríamos llegado a tiempo. — If we had left the place earlier, we would have arrived on time.
• Si hubieses dejado una copia, la habríamos encontrado. — If you had left a copy, we would have found it.

Dejar future perfect subjunctive conjugation

Future perfect subjunctive (el futuro perfecto de subjuntivo) — Rare in modern everyday Spanish. It is a reference form used mainly in formal, legal, literary, or historical contexts. Form it with the appropriate form of haber — “to have” as an auxiliary — plus the invariant participle dejado — “left.”

Pronoun and English meaning	Spanish	Natural English guide
Yo — I	hubiere dejado	if / when I should have left
Tú — you, singular informal	hubieres dejado	if / when you should have left
Él / Ella / Usted — he / she / you, singular formal	hubiere dejado	if / when he / she should have left; if / when you should have left (formal)
Nosotros / Nosotras — we	hubiéremos dejado	if / when we should have left
Vosotros / Vosotras — you, plural informal, mainly Spain	hubiereis dejado	if / when you should have left (plural)
Ellos / Ellas / Ustedes — they / you, plural	hubieren dejado	if / when they should have left; if / when you should have left (plural)

• Si hubieren dejado constancia, se incorporará al expediente. — If they should have left a record, it will be added to the file.

Dejar imperative and commands

Commands address another person directly. Spanish uses different morphological sources depending on person and polarity; the nosotros/nosotras row is a present-subjunctive form used with exhortative “let’s…” value.

Dejar affirmative commands

Use affirmative commands for direct instructions when the target verb supports that function naturally. The table includes the five core addressee or exhortative rows.

Pronoun and English meaning	Spanish	Natural English guide
Tú — you, singular informal	deja	leave / let
Usted — you, singular formal	deje	leave / let (formal)
Nosotros / Nosotras — we; let’s…	dejemos	let’s leave
Vosotros / Vosotras — you, plural informal, mainly Spain	dejad	leave / let (plural, mainly Spain)
Ustedes — you, plural	dejen	leave / let (plural)

• Deja el libro aquí. — Leave the book here.

Dejar negative commands

Negative commands use subjunctive-based forms. The particle no — “not / do not” — comes before the command form.

Pronoun and English meaning	Spanish	Natural English guide
Tú — you, singular informal	no dejes	do not leave
Usted — you, singular formal	no deje	do not leave (formal)
Nosotros / Nosotras — we; let’s…	no dejemos	let’s not leave
Vosotros / Vosotras — you, plural informal, mainly Spain	no dejéis	do not leave (plural, mainly Spain)
Ustedes — you, plural	no dejen	do not leave (plural)

• No dejes la puerta abierta. — Do not leave the door open.

Common constructions with Dejar

These target-verb patterns show sentence frames that materially affect how the verb is used.

• dejar algo en un lugar. — to leave something in a place.
• dejar + infinitive. — to let / allow someone to do something.
• dejar de + infinitive. — to stop doing something.

Example sentences with Dejar

These examples reinforce the target verb across useful forms and contexts already explained in the lesson.

• Déjame terminar. — Let me finish.
• Dejamos las maletas en el hotel. — We left the suitcases at the hotel.
• Ella dejó de trabajar a las seis. — She stopped working at six.
• No me dejan usar el teléfono aquí. — They do not let me use the phone here.
• He dejado la ventana cerrada. — I have left the window closed.
• Deja un mensaje después de la señal. — Leave a message after the tone.

Regional and usage notes for Dejar

The core tables retain tú, usted, vosotros/vosotras, and ustedes for project comparability. In regions using voseo, present-indicative and affirmative-command forms can differ from the core tú forms. The verified regional forms below supplement rather than replace the main paradigm.

• Vos dejás las llaves aquí. — You leave the keys here. (voseo)
• Dejá la puerta abierta. — Leave the door open. (affirmative vos command)

Because dejar is morphologically regular, concentrate on choosing the construction that expresses your meaning: a direct object for leaving something, an infinitive for allowing an action, or dejar de — “to stop” — before another infinitive.