Carlos Andres San Martín (born 19 November 1993) is a Colombian track and field athlete who competes as a steeplechaser.

San Martín competed in the 3000 metres steeplechase at the 2019 World Athletics Championships in Doha, running 8:35.10.

He also competed at the 2019 Pan American Games in Lima, Peru running a time of 8:32.34 to claim the silver medal in the Men's 3000 metres steeplechase behind Altobeli da Silva of Brazil.

[1][2] He won the 3000 m steeplechase at the 2019 South American Championships in Athletics, and was runner up in 2021.

[3] San Martín competed in the 3000 metres steeplechase at the 2020 Summer Olympics, where he ran 8:33.47 to finish twelfth in heat one.