Conjugate ser in the present subjunctive in Spanish (El Presente de Subjuntivo)

Ser is an irregular verb in El Presente de Subjuntivo because it has an irregular stem.

Learn how to conjugate ser in  El Presente de Subjuntivo in Spanish

Ser does not follow the same rule as other -er verbs. This table shows how to conjugate ser in El Presente de Subjuntivo:

yo sea
seas
él / ella / Ud. sea
nosotros seamos
vosotros seáis
ellos / ellas / Uds.   sean

Have a look at some examples:

¡Que seas feliz!Be happy!

No creo que eso sea muy sensato.I don't think that is very sensible.

Puede que nosotros seamos los únicos en el restaurante.We may be the only ones in the restaurant.

Yo no creo que yo sea muy egoista.I don't think I am very selfish.

Es probable que seáis capaces.It is probable that you are able. [you = vosotros]

No pienso que sean justos.I don't believe they are fair.

Espero que sean responsables.I hope you are sensible. [you = ustedes]

See also:

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Examples and resources

No creo que eso sea muy sensato.I don't think that is very sensible.
No pienso que sean justos.I don't believe they are fair.
¡Que seas feliz!Be happy!
Puede que nosotros seamos los únicos en el restaurante.We may be the only ones in the restaurant.
Yo no creo que yo sea muy egoista.I don't think I am very selfish.
Es probable que seáis capaces.It is probable that you are able. [you = vosotros]
Espero que sean responsables.I hope you are sensible. [you = ustedes]
Thinking...