Teddy Allen (born June 7, 1998) is an American basketball player for the Rio Grande Valley Vipers of the NBA G League.

[7] Allen was dismissed from the team during the summer entering his redshirt sophomore season after being arrested for suspicion of domestic violence.

[15] Allen was named the Western Athletic Conference (WAC) Player of the Year in his first season with the team.

[17] Allen scored 37 points for the Aggies in a 70–63 upset win over fifth-seeded UConn in the 2022 NCAA tournament.

[20] Allen was signed by the Scarborough Shooting Stars of the Canadian Elite Basketball League (CEBL) for the remainder of the 2022 season.

[24] He tied the CEBL record for points in a game after scoring 42 in a 98-93 win against the Scarborough Shooting Stars on June 2, 2023.

[29] Allen was signed by the Leicester Riders of the British Basketball League (BBL) shortly after his release from Leuven on December 8, 2023.

[32] He was named to the BBL Team of the Year at the end of the season after averaging 22.5 points and 6.7 rebounds per game.

[33][34] Allen signed a contract on February 7, 2024, to return to the Winnipeg Sea Bears once the BBL season concludes.

[35] He was released by the Sea Bears on June 17, 2024, due to what head coach Mike Taylor described as selfish play and behavioral issues that were causing "internal unrest" within the team.