Galvatron may refer to:
- Galvatron (Generation 1), the 1986 leader of the Decepticons in the Generaton 1 Transformers stories, sometimes formerly known as Megatron.
- Galvatron (Beast Wars II), the leader of the Predacons in Beast Wars II.
- Galvatron (Robots in Disguise), the 2000 leader of the Predacons, also called Megatron.
- Galvatron (Shattered Glass), the 2008 leader of the heroic Shattered Glass Decepticons, formerly known as Megatron.
- Galvatron (Kre-O), the 2012 Decepticon Kreon.
- Galvatron (Movie), the reincarnation Megatron from Transformers: Age of Extinction.
- Galvatron's Air Attack, a 1986 Transformers audio book by Ladybird Books.