Cassio Othello's lieutenant in the Venetian defense forces. Cassio accompanied Othello as his friend when he was courting Desdemona. He is popular, he speaks well, and he is lively and trusting. Iago eventually convinces Othello that Cassio is Desdemona's paramour. Cassio is appointed governor of Cyprus after Othello's death.
Bianca A courtesan (prostitute), in love with Cassio. She is skilled in needlework and agrees to copy the handkerchief that Cassio gives her; then she throws it back at him, believing it is the token of his new love.
Emilia Desdemona's lady-in-waiting and Iago's wife. She knows Iago better than anybody else and is suspicious of his actions and motives. She does not realize until too late that the wicked person who has poisoned Othello against Desdemona is Iago, her own husband.
The Duke of Venice The leader of the governing body of the city state of Venice. The Duke appoints Othello to lead the forces defending Venice against the Turkish attack on Cyprus; he also urges Brabantio to accept his daughter's marriage.
Gratiano Brabantio's brother. He and Lodovico find Cassio wounded after Roderigo stabs him in the drunken brawl.
Lodovico Desdemona's cousin. After the death of Desdemona, Lodovico questions Othello and Cassio together, thus revealing the truth.
Montano Othello's predecessor as the governor of Cyprus. He is Othello's friend and loyal supporter.
