Rob Wiethoff

Robert Allen Wiethoff (born September 15, 1976) is an American actor. He is best known for portraying John Marston in the 2010 video game Red Dead Redemption, its expansion Undead Nightmare, and the 2018 prequel Red Dead Redemption 2. Born and raised in Seymour, Indiana, Wiethoff attended Seymour High School, and graduated from Indiana University Bloomington in 1999.

Source: Wikipedia