William Anthony Bartee (pron.: /bɑrˈtiː/ bar-TEE; born June 25, 1977 in Daytona Beach, Florida) is a former American football defensive back in the National Football League. He played his entire career for the Kansas City Chiefs. He spent two years at the University of Oklahoma after beginning his college career at Butler County Community College in El Dorado, Kansas. He totaled 60 tackles, two interceptions, two fumble recoveries, 2 forced fumbles, 7 tackles for loss, 12 passes defensed and 1 sack. He was drafted in the 2000 NFL Draft by Kansas City. Before the 2006 season, the Chiefs signed Ty Law, so William Bartee agreed to change his number from 24 to 21.