Gustaf "Gösta" Richard Mikael Holmér (23 September 1891 – 22 April 1983) was a Swedish athlete who competed in the 1912 and 1920 Olympics.

[3] In 1912 he won a bronze medal in the decathlon and placed eighth in the pentathlon, despite not running the 1500 m stage.

[4][5] In the 1912 Olympic decathlon, Holmér finished fourth but was awarded a bronze medal after the winner Jim Thorpe was disqualified for having played semi-professional baseball.

[6] Thorpe was reinstated as a winner in 1982, and Holmér was moved down to the fourth place, yet he retained a bronze medal.

[5][7] In the 1930s, while coaching the downtrodden Swedish cross-country team, Holmér developed the fartlek interval training technique.