Namesakes
Characters in Roman Mythology:
1 character
Lucius Junius Brutus (m) 
Notable Politicians and Statespeople:
2 statespersons
Marcus Junius Brutus 85-42 BC
Decimus Junius Brutus Albinus 81-43 BC
Shakespearian Characters:
3 characters
Junius Brutus Coriolanus
Brutus (a.k.a. Brutus) Julius Caesar
Decius Brutus Julius Caesar