whoever

used to refer to any person, without specifying who that person is

quienquiera que, quien sea

• whoever does something

Collocations whoever wants to come

• Whoever wins the election will have a difficult job.

  Quienquiera que gane las elecciones tendrá un trabajo difícil.

used to introduce a clause that refers to any person, without specifying who that person is

quienquiera que, quien sea que

• whoever does something will do something else

Collocations whoever breaks the rules

• Whoever breaks the rules will be punished.

  Quienquiera que rompa las reglas será castigado.