Marcel Marti (born November 8, 1983) is a Swiss ski mountaineer.
Marti was born in Interlaken.
He competed first in the Diamir Race in 1998.
He lives in Grindelwald.
In 2007, in a team with Simon Anthamatten (leader), Ernest Farquet and Florent Troillet, he climbed the Matterhorn in a record time of 3 hours 45 minutes.