-ir verb irregular · spelling-change -uir B1 · Intermediate

Conjugate concluir in Spanish

to conclude

concluir is an irregular -ir verb ranked #437 among the most common Spanish verbs. For example: "Necesito concluir esto." (I need to conclude this.). Use the tables below for full conjugation across all 7 tenses.

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⚡ Irregular verb — concluir (spelling-change -uir) does not follow standard -ir patterns. Pay close attention to the stems in each tense.

Describes current actions, habits, and general truths. The most frequently used tense — master it first.

Pronoun Conjugation
yo concluyo *
concluyes *
él/ella/Ud. concluye *
nosotros concluimos
vosotros concluís
ellos/ellas/Uds. concluyen *
Example

Yo concluyo todos los días.

I conclude every day.

Describes completed past actions with a clear start and end. Key signals: ayer, el lunes pasado, de repente.

Pronoun Conjugation
yo concluí
concluiste
él/ella/Ud. concluyó *
nosotros concluimos
vosotros concluisteis
ellos/ellas/Uds. concluyeron *
Example

Ayer yo concluí.

Yesterday I conclude.

Describes habitual past actions, background context, and ongoing states. Key signals: siempre, normalmente, cuando era niño.

Pronoun Conjugation
yo concluía
concluías
él/ella/Ud. concluía
nosotros concluíamos
vosotros concluíais
ellos/ellas/Uds. concluían
Example

Antes yo concluía con frecuencia.

Before, I used to conclude often.

Describes future events and predictions. In everyday speech, ir a + infinitive is often preferred for planned events.

Pronoun Conjugation
yo concluiré
concluirás
él/ella/Ud. concluirá
nosotros concluiremos
vosotros concluiréis
ellos/ellas/Uds. concluirán
Example

Mañana yo concluiré.

Tomorrow I will conclude.

Expresses what would happen under certain conditions — equivalent to "would" in English. Also used for polite requests.

Pronoun Conjugation
yo concluiría
concluirías
él/ella/Ud. concluiría
nosotros concluiríamos
vosotros concluiríais
ellos/ellas/Uds. concluirían
Example

Si pudiera, yo concluiría.

If I could, I would conclude.

Used in clauses expressing wishes, doubt, emotion, or uncertainty — typically after que. Triggers: querer, esperar, dudar, ojalá.

Pronoun Conjugation
yo concluya *
concluyas *
él/ella/Ud. concluya *
nosotros concluyamos *
vosotros concluyáis *
ellos/ellas/Uds. concluyan *
Example

Espero que tú concluyas.

I hope that you conclude.

Used to give commands and direct requests. Affirmative and negative forms differ significantly in Spanish.

Pronoun Conjugation
yo -
conclue
él/ella/Ud. conclua
nosotros concluamos
vosotros concluid
ellos/ellas/Uds. concluan
Example

¡Conclue!

Conclude!

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Type the correct conjugation for each prompt.

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Example sentences

Common phrases with concluir

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