Marcus Junius Silanus may refer to:

• Marcus Junius Silanus (consul 109 BC)
• Marcus Junius Silanus (consul 25 BC)
• Marcus Junius Silanus (consul 15)
• Marcus Junius Silanus (consul 46)
• Marcus Junius Silanus (praetor 212 BC)
• Marcus Junius Silanus Torquatus