Matthew "Teg" Tegenkamp is a retired professional runner from Lee's Summit, Missouri who specialized in various long-distance events. Tegenkamp represented the United States at two Summer Olympics, in 2008 and 2012. He trained with other members of the KIMbia Athletics group and was sponsored by Nike during his professional career. Tegenkamp set an American record in the outdoor two mile[PRs] and also achieved other performances that were near record breaking during his career.

Lee's Summit is a city in the U.S. state of Missouri and is a suburb in the Kansas City metropolitan area. It resides in Jackson County (predominantly) as well as Cass County. As of the 2020 census, its population was 101,108, making it the 6th most populous city in both Missouri and the Kansas City metropolitan area.