Marcus Mueller

Marcus Mueller (born July 24, 2005) is an American luger.

Career Mueller competed at the 2023 Junior World Luge Championships and won a bronze medal in the doubles event, along with Ansel Haugsjaa. The next year they won a gold medal in the doubles event.

He competed at the 2025 FIL World Luge Championships and finished in fourth place in the team relay with a time of 2:51.954. He then competed at the 2025 America-Pacific Luge Championship and won a gold medal in the doubles event, along with Haugsjaa. On November 29, 2025, during an Olympic test event, he finished in second place in the doubles event. During the 2025–26 Luge World Cup, on December 20, 2025, he earned his first career Luge World Cup gold medal in the doubles event, with a time of 1:27.509.

In January 2026, he was selected to represent the United States at the 2026 Winter Olympics. He competed in the doubles event, along with Haugsjaa. During their first run they set a track record with a time of 52.482, and held the lead by 0.003 seconds. During their final run they were over a tenth of a second ahead of the field before a blip in the final corners added two tenths to their time and they finished in sixth place.