| Duncan | King of Scotland | 
| Malcolm | son of Duncan, one of Duncan’s sons who is thought to have murdered Duncan, flees to England, Prince of Cumberland | 
| Donalbain | Duncan’s son and Malcolm’s younger brother. | 
| MacBeth | one of Duncan’s generals; wants to become King of Scotland; murders Duncan and slays anyone in the way of his kingship | 
| Banquo | The brave, noble general whose children, according to the witches’ prophecy, will inherit the Scottish throne. | 
| Macduff | A Scottish nobleman hostile to Macbeth’s kingship from the start. He eventually becomes a leader of the crusade to unseat Macbeth. | 
| Lennox | Nobleman of Scotland | 
| Ross | a messenger throughout the play who tries to convince Lady Macduff that Macduff didn’t leave because he wanted to leave his family | 
| Menteith | Nobleman of Scotland who allies with Macduff’s army, identifies Birnam Wood for Siward | 
| Angus | Nobleman who was sent to guide Macbeth and Banquo back to Duncan and to tell Macbeth he is thane of Cawdor | 
| Caithness | Scottish nobleman; one of the rebels that says of Macbeth, “Some say he’s mad, thers, that lesser hate him”. | 
| Fleance | Son to Banquo | 
| Siward | Earl of Northumberland, general of the English forces | 
| Young Siward | The Son of Siward | 
| Seyton | An officer attending on macBeth | 
| Son to MacDuff | MacDuff’s son | 
| An English Doctor | none | 
| A Scottish Doctor | none | 
| A Porter | none | 
| An Old Man | none | 
| Three Murderers | none | 
| Lady MacBeth | Macbeth’s wife who is the true mastermind behind Duncan’s murder. she accuses him of not being a man | 
| Lady MacDuff | Macduff’s wife who will not forgive him for leaving the castle and his family vulnerable | 
| A Gentlewoman | Attends on Lady MacBeth | 
| Hecate | Greek goddess of fertility who later became associated with Persephone as goddess of the underworld and protector of witches | 
| Witches | the three witches that make predictions that help persuade Macbeth to kill Duncan and Banquo. | 
| Apparitions | a ghost or ghost-like figure of a human. | 
| Lords, Officers, Soldiers, Attendants, and Messengers | Other small role characters in Act I | 
Macbeth Act 1 Characters
 August 17, 2019