Mark López Mendieta is an American taekwondo practitioner.

Mark represented the United States in the 2008 Summer Olympics in Beijing, China.

He advanced to the men's -68 kg Gold Medal Match where he lost to Korea's Tae-Jin Son on a last second hit, giving him the silver medal.

[1] Along with his brother Steven and his sister Diana, he won a gold medal at the 2005 World Taekwondo Championships.

This biographical article related to taekwondo in the United States is a stub.