Byron is a bulldozer with a large blade. He is a member of the Sodor Construction Company.
It is unknown what Byron is based on. But he does resemble a KUDAT SD6G bulldozer.
- Season 12: Percy Gets a Promotion
- Season 13: Who Stole The Coal? (cameo), Sideplates and Skirmishes (cameo), Hector and Logan's Hot Pursuit
- Season 14: Millie's Castle Hassle (cameo), Cabless Companions (cameo) and Furious George (cameo)
- Season 15: Flash Gordon (cameo)