Matthew "Teg" Tegenkamp (born January 19, 1982) is a retired professional runner from Lee's Summit, Missouri who specialized in various long-distance events.

After being part of the state championship team as a sophomore, Matt showed steady improvement throughout his early career.

After redshirting his freshman season, he defeated two-time high school national champion Dathan Ritzenhein at the U.S.

Tegenkamp soon began to struggle with injuries that hindered him until Wisconsin coach, Jerry Schumacher, changed his training regimen.

[6] At the 2007 IAAF world championships Matt finished fourth in the 5,000m event, missing out on the bronze medal by .03 second, with a time of 13:46.78 to Moses Ndiema Kipsiro of Uganda's 13:46.75.

As a "tune-up" for the Olympic Games, he ran the 1500m in 3:37.94 (a facility and state of Wisconsin record[cn 1]) at the UW-Madison McClimon Outdoor Track along with some of his training partners and one pacer for the first 2.75 laps on July 15, 2008.

[7] At the 2008 U.S. Olympic Trials in Eugene, Oregon, Tegenkamp qualified by finishing second to Lagat in the 5,000-meter run with a time 13:29.68.

[5] He was formerly the fifth fastest American of all time over the 5000 metres distance behind Bernard Lagat, Chris Solinsky, Bob Kennedy, & Dathan Ritzenhein.

Later in the season he finished 15th in the Washington Cherry Blossom 10 Mile Road Race with a PR of 47:57 In February 2016, Tegenkamp announced his retirement from the sport of track and field.