Gian Louis Clavell López (born November 26, 1993) is a Puerto Rican professional basketball player for Piratas de Quebradillas of the Baloncesto Superior Nacional.

He played three seasons of college basketball for Colorado State, where he was named Mountain West Conference Player of the Year in 2017.

[1] He was named Mountain West Conference Player of the Year in 2017, becoming the first CSU Ram to win the award.

[2] After graduating from college, Clavell had a three-game stint with Brujos de Guayama in Puerto Rico prior to the 2017 NBA draft.

[1] In July 2018, Clavell joined the Golden State Warriors for the 2018 NBA Summer League.