ser — Preterite (Pretérito)
to be (essential/permanent)
The preterite conjugation of ser (irregular irregular, ranked #1). Describes completed past actions with a clear start and end. Key signals: ayer, el lunes pasado, de repente.
Drill the preterite tense with spaced repetition Practice ser and 965 other verbs in the Conjugado app — free to try.
Practice for free ↗ | Pronoun | Preterite conjugation |
|---|---|
| yo | fui * |
| tú | fuiste * |
| él/ella/Ud. | fue * |
| nosotros | fuimos * |
| vosotros | fuisteis * |
| ellos/ellas/Uds. | fueron * |
* Red forms deviate from the regular -er preterite pattern.
Example sentence
Fue un día maravilloso.
It was a wonderful day.
Other tenses of ser
See full conjugation table for ser →Related verbs
See all 1,316 verbs in the preterite tense
Browse Preterite tense →