-ar verb C1 · Advanced

Conjugate rellenar in Spanish

to fill in, to stuff

rellenar is a regular -ar verb ranked #2359 among the most common Spanish verbs. For example: "Rellena el formulario con tus datos." (Fill in the form with your details.). Use the tables below for full conjugation across all 7 tenses.

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

Pronoun Conjugation
yo relleno
rellenas
él/ella/Ud. rellena
nosotros rellenamos
vosotros rellenáis
ellos/ellas/Uds. rellenan
Example

Rellena el formulario con tus datos.

Fill in the form with your details.

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

Pronoun Conjugation
yo rellené
rellenaste
él/ella/Ud. rellenó
nosotros rellenamos
vosotros rellenasteis
ellos/ellas/Uds. rellenaron
Example

Ayer yo rellené.

Yesterday I fill in, to stuff.

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

Pronoun Conjugation
yo rellenaba
rellenabas
él/ella/Ud. rellenaba
nosotros rellenábamos
vosotros rellenabais
ellos/ellas/Uds. rellenaban
Example

Antes yo rellenaba con frecuencia.

Before, I used to fill in, to stuff often.

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

Pronoun Conjugation
yo rellenare
rellenarás
él/ella/Ud. rellenará
nosotros rellenaremos
vosotros rellenareis
ellos/ellas/Uds. rellenarán
Example

Mañana yo rellenare.

Tomorrow I will fill in, to stuff.

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

Pronoun Conjugation
yo rellenaria
rellenarías
él/ella/Ud. rellenaria
nosotros rellenariamos
vosotros rellenariais
ellos/ellas/Uds. rellenarian
Example

Si pudiera, yo rellenaria.

If I could, I would fill in, to stuff.

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

Pronoun Conjugation
yo rellene
rellenes
él/ella/Ud. rellene
nosotros rellenemos
vosotros rellenéis
ellos/ellas/Uds. rellenen
Example

Espero que tú rellenes.

I hope that you fill in, to stuff.

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

Pronoun Conjugation
yo -
rellena
él/ella/Ud. rellene
nosotros rellenemos
vosotros rellenad
ellos/ellas/Uds. rellenen
Example

Rellena el formulario con tus datos.

Fill in the form with your details.

Test yourself

Type the correct conjugation for each prompt.

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Example sentences

Common phrases with rellenar

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