Solinus, duke of Ephesus: Functioning mainly as a sympathetic ear allowing Egeon’s story to be told, Solinus is a noble and compassionate duke, but one who also believes that law must be followed, thus prompting his condemnation of Egeon.
Egeon: A merchant from Syracuse, Egeon is the father of twin boys (both named Antipholus) and the husband of Emilia. He is sentenced to death for venturing into the enemy city of Ephesus while looking for his lost son. In the end, however, he is reunited with his entire family.
Antipholus of Ephesus: The son of Solinus and Emilia and twin brother of Antipholus of Syracuse, this Antipholus, after being separated from his father and brother in a shipwreck, ends up in Ephesus where he has become an established citizen.
Antipholus of Syracuse: The son of Solinus and Emilia and twin brother of Antipholus of Ephesus, this Antipholus ended up with his father after the shipwreck, but has recently set out looking for his lost twin, which eventually brings him to Ephesus.
Dromio of Ephesus: The slave of Antipholus of Ephesus and twin of Dromio of Syracuse, this Dromio lives a melancholy life with his master in Ephesus.
Dromio of Syracuse: The slave of Antipholus of Syracuse and twin of Dromio of Ephesus, this Dromio is traveling with his master when the play begins.
Balthazar: A merchant
Angelo: A goldsmith, Balthazar has been commissioned to make a gold chain for Antipholus of Syracuse to give to his wife, Adriana. He delivers the chain to the wrong Antipholus, thus drawing him into the complications caused by the mistaken identities.
First Merchant: A friend of Antipholus of Syracuse.
Pinch: A schoolmaster, Pinch is a quack proto-psychiatrist who administers to Antipholus of Ephesus by suggesting that he and his slave be bound and laid in some dark room to exorcise the “fiend” within them. He is the only one of the characters left out of the happy resolution at the end of the play.
Emilia: The long-lost wife of Egeon, Emilia became an abbess at Ephesus after the shipwreck. She offers refuge to her Syracusan son without knowing who he is, then, at the end of the play, reveals her true identity and takes part in the reunion of the entire family.
Adriana: Wife of Antipholus of Ephesus, Adriana mistakes Antipholus of Syracuse as her husband and becomes confused when he reacts to her love with astonishment.
Luciana: Adriana’s unmarried sister, Luciana is full of advice about a wife’s obligation to be patient.
Luce: The wife of Dromio of Ephesus and servant of Adriana, Luce is also called Nell.