ser — Subjunctive (Subjuntivo)
to be (essential/permanent)
The subjunctive conjugation of ser (irregular irregular, ranked #1). Used in clauses expressing wishes, doubt, emotion, or uncertainty — typically after que. Triggers: querer, esperar, dudar, ojalá.
Drill the subjunctive tense with spaced repetition Practice ser and 965 other verbs in the Conjugado app — free to try.
Practice for free ↗ | Pronoun | Subjunctive conjugation |
|---|---|
| yo | sea * |
| tú | seas * |
| él/ella/Ud. | sea * |
| nosotros | seamos * |
| vosotros | seáis * |
| ellos/ellas/Uds. | sean * |
* Red forms deviate from the regular -er subjunctive pattern.
Example sentence
Es importante que seas puntual.
It is important that you be punctual.
Other tenses of ser
See full conjugation table for ser →Related verbs
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