Alexey Vermeulen (born December 16, 1994, in Memphis, Tennessee) is an American cyclist currently competing on the professional mountain bike circuit.

[2] Prior to turning professional in 2016,[3] Vermeulen spent the previous three seasons riding for the BMC Development Team.

[4] Vermeulen has become famous on the circuit for training with Sir Willie the Weiner, a long-haired miniature dachshund that he carries in a backpack.

[5] In 2022 he won the Belgian Waffle Ride California on this third attempt, beating second place Matthew Beers by over 6 minutes.

[6] November 4, 2023 Alexey won the Iceman Cometh in Traverse City Michigan.