Orsino
Duke of Illyria
Sebastian
brother to Viola
Antonio
a sea captain and friend to Sebastian
A Sea Captain
friend to Viola
Valentine
a gentleman attending Orsino
Curio
a gentleman attending Orsino
Sir Toby Belch
uncle to Olivia
Sir Andrew Aguecheek
Sir Toby's companion and Olivia's suitor
Malvolio
steward to Olivia
Fabian
a servant to Olivia
Feste
a clown in Olivia's household
Olivia
a rich countess
Viola
in love with Orsino and disguised as Cesario
Maria
Olivia's attendant
Lords, priests, sailors, officers, musicians, and other attendants