Thomas Gloag (born 13 September 2001) is a British racing cyclist, who currently rides for UCI WorldTeam Visma–Lease a Bike.

[4][5] At the 2022 Tour de l'Avenir Gloag was in a breakaway on stage 4 that made it to the finish line where he won the sprint against Adam Holm Jørgensen to take his second stage victory at Under-23 level.

[6] Whilst on his way up the podium to celebrate his win with Bernard Hinault he tripped and slipped down the stairs.

It was announced on 7 August 2022 that Gloag would join Team Jumbo–Visma as a stagiaire for the rest of the 2022 season.

[8] On 29 August 2022 Team Jumbo–Visma announced that Gloag would join their team from the 2023 season on a three-year contract.