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Twelfth Night Characters

William Shakespeare

A shipwrecked girl in disguise, a lovesick duke, and one forged letter that ruins a steward.

Who drives the story

Main characters

Viola / Cesario

A shipwrecked twin who disguises herself as the page Cesario, serves Duke Orsino, and falls in love with him while wooing Olivia on his behalf. She never forces the plot — she lets time untangle it — and is rewarded with marriage once her identity is revealed.

Appears in:
Part 1: A Shipwreck and a Lovesick Duke
Part 3: Duels, a Purse, and a Secret Wedding
Part 4: Twins Revealed, Malvolio Unbound
Themes:
Gender and disguise
The theatre watching itself
Love as self-love

Sebastian

Viola's twin brother, rescued by the sea captain Antonio and believed drowned. Mistaken for Cesario, he marries Olivia almost before he knows where he is, then reunites with his sister in the final scene.

Appears in:
Part 1: A Shipwreck and a Lovesick Duke
Part 3: Duels, a Purse, and a Secret Wedding
Part 4: Twins Revealed, Malvolio Unbound
Themes:
Love as self-love

Duke Orsino

Illyria's lovesick ruler, in love with the idea of loving Olivia, who uses Cesario as his go-between and confidant. When the tangle resolves, he marries Viola — the woman who loved him all along.

Appears in:
Part 1: A Shipwreck and a Lovesick Duke
Part 3: Duels, a Purse, and a Secret Wedding
Part 4: Twins Revealed, Malvolio Unbound
Themes:
Gender and disguise
Love as self-love
Folly and its license

Countess Olivia

A countess in deep mourning who rejects Orsino's suit, then falls headlong for the page Cesario. She marries Sebastian believing him to be the same man, trading grief for a hasty wedding.

Appears in:
Part 1: A Shipwreck and a Lovesick Duke
Part 2: Cakes and Ale, and a Letter in the Garden
Part 3: Duels, a Purse, and a Secret Wedding
Part 4: Twins Revealed, Malvolio Unbound
Themes:
Gender and disguise
The theatre watching itself
Love as self-love
Folly and its license

Malvolio

Olivia's pompous steward, the target of the forged-letter prank. He follows its absurd instructions — yellow stockings, constant smiling — is locked up as a madman, and exits swearing revenge on his tormentors.

Appears in:
Part 1: A Shipwreck and a Lovesick Duke
Part 2: Cakes and Ale, and a Letter in the Garden
Part 4: Twins Revealed, Malvolio Unbound
Themes:
The theatre watching itself
Pleasure versus puritanism
Love as self-love
Folly and its license

Sir Toby Belch

Olivia's riotous uncle, leader of the late-night drinking and of the plot against Malvolio, which he runs partly to fund his cups. By the play's end he has married Maria.

Appears in:
Part 2: Cakes and Ale, and a Letter in the Garden
Part 3: Duels, a Purse, and a Secret Wedding
Part 4: Twins Revealed, Malvolio Unbound
Themes:
Pleasure versus puritanism

Sir Andrew Aguecheek

A silly squire and would-be suitor of Olivia, kept in the game by Sir Toby for his money. He is persuaded to duel Cesario, slaps Sebastian by mistake, and gets beaten for it.

Appears in:
Part 2: Cakes and Ale, and a Letter in the Garden
Part 3: Duels, a Purse, and a Secret Wedding
Themes:
Pleasure versus puritanism

Maria

Olivia's quick-witted servant who devises the forged-letter revenge on Malvolio. Fabian reveals in the final scene that she has married Sir Toby — her prank literally pays off in marriage.

Appears in:
Part 2: Cakes and Ale, and a Letter in the Garden
Part 4: Twins Revealed, Malvolio Unbound

Feste

Olivia's witty fool, licensed to tell truths everyone else must swallow. He mocks Malvolio in the dark chamber as both himself and the disguised curate Sir Topas, and closes the play with a song.

Appears in:
Part 1: A Shipwreck and a Lovesick Duke
Part 2: Cakes and Ale, and a Letter in the Garden
Part 4: Twins Revealed, Malvolio Unbound
Themes:
The theatre watching itself
Folly and its license

Fabian

Olivia's servant who joins the plot against Malvolio and helps goad Sir Andrew into the duel. He confesses the whole prank in the final scene and is sent to placate Malvolio.

Appears in:
Part 2: Cakes and Ale, and a Letter in the Garden
Part 3: Duels, a Purse, and a Secret Wedding
Part 4: Twins Revealed, Malvolio Unbound
Themes:
The theatre watching itself

Antonio

The sea captain who rescued Sebastian and follows him to Illyria despite having fought against Orsino. He intervenes in the duel believing Cesario is Sebastian, is arrested, and is left feeling betrayed by ingratitude.

Appears in:
Part 3: Duels, a Purse, and a Secret Wedding
Part 4: Twins Revealed, Malvolio Unbound

How they are connected

Key relationships

Go deeper

Twelfth Night themes & symbols

Gender and disguise · The theatre watching itself · Pleasure versus puritanism · Love as self-love

Themes explained

Read the full Twelfth Night summary

The full story act by act, the ending explained and a quick quiz.

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