Nathan Joel Marquardt is an American mixed martial artist who competed in the middleweight and welterweight division of the Ultimate Fighting Championship. A professional competitor since 1999, he is a former Strikeforce Welterweight Champion and a three-time Pancrase Middleweight Champion.

Lander is a city in Wyoming, United States, and the county seat of Fremont County. It is in central Wyoming, along the Middle Fork of the Popo Agie River, just south of the Wind River Indian Reservation. It is a tourism center with several nearby guest ranches. Its population was 7,546 at the 2020 census.