Mark Waller (born 1969) is a former Colorado county commissioner as well as a former legislator in the U.S. state of Colorado and county level assistant district attorney. Elected to the Colorado House of Representatives as a Republican in 2008, Waller represented House District 15, which encompasses portions of northeastern Colorado Springs, Colorado. Waller also served in the US Air Force from 1993 until 2000, joining the Air Force Reserves in 2001, and following his graduation from the University of Denver Law School, he worked as an attorney prosecuting insurgents during the Iraq War; he was deployed in 2006.