Armin Gremsl (born 13 August 1994) is an Austrian footballer who plays as a goalkeeper for Thai League 1 club Muangthong United.
On 6 February 2022, Gremsl signed with Rheindorf Altach until the end of the 2021âÂÂ22 season.
On 27 January 2023, Gremsl moved to Arminia Bielefeld in Germany.
On 14 August 2023, Gremsli signed a one-year contract with First Vienna.