Tianna Bartoletta (née Madison) (born August 30, 1985) is an American track and field athlete who specializes in the long jump and short sprinting events. She is a two-time Olympian with three gold medals. At the 2012 Summer Olympics she placed fourth in the 100m race then won her first gold by leading off the world record-setting 4 × 100 m relay team. At the 2016 Summer Olympics she won two more golds, first with a personal best to win the long jump then again leading off the victorious 4 × 100 m relay team.
Other achievements include winning the long jump World Championship in 2005 and 2015, plus the long jump World Indoor Championship in 2006. She also was a pusher on the U.S. bobsled team in 2012.
It was announced in August 2020 that Madison would be joining SPIRE Institute and Academy as an ambassador. She will be joining the others such as Ryan Lochte and Elizabeth Beisel representing the school. The goal of the partnership with SPIRE and the ambassadors is to emphasize the development of peak performance in athletics, academics, character and life.