Glynn is a red Coffee Pot engine in the Thomas the Tank Engine special, The Adventure Begins. He was the former No. 1 of the North Western Railway, as well as one of the original Coffee Pots.
Glynn was the original number one engine on the North Western Railway before the arrival of Thomas. He was last seen on a siding at Ffarquhar, with rusted parts and ivy growing all over his body.
- Gender: Male
- Alignment: Good
- Allies: Thomas, Annie and Clarabel
- Fate: Told Thomas that he introduce himself after Thomas calls him "Mr. Coffee Pot" as he left with Annie and Clarabel