Ira James Murchison (February 6, 1933 – March 28, 1994) was an American athlete, winner of the gold medal in 4x100 m relay at the 1956 Summer Olympics.
Born in Chicago, Illinois, Ira Murchison was noted for his exceptional speed from the starting block, which earned him a nickname Human Sputnik.
Before the Melbourne Olympics, Murchison equalled twice the 100 m world record of 10.2 and ran in Berlin a new world record of 10.1, thus becoming one of the favourites to win the 100 m Olympic gold medal. But at Melbourne, Murchison managed to finish only in a disappointing fourth place. He also ran the leadoff leg of the 4x100 m relay team for the United States, and helped the American team to a gold medal in a world record time of 39.5.
In 1957, Murchison repeated the Script error: No such module "convert". world record of 9.3 and, as a Western Michigan University student, won the 1958 NCAA championships in Script error: No such module "convert".. At the 1963 Pan American Games, Murchison finished third in the 100 m and helped the American 4x100 m relay team to win a gold medal.
During the 1970s, Murchison was the coach of a women's track team in Chicago. One of the women he coached was 1976 Olympic sprinter, Rosalyn Bryant.
Ira Murchison died of cancer in Harvey, Illinois, aged 61.
- 1951: United States (Campbell, Bragg, Attlesey, Voight)
- 1955: United States (Richard, Williams, Thomas, Bennett)
- 1959: United States (Norton, Poynter, Woodhouse, Jones)
- 1963: United States (Young, Cassell, Johnson, Murchison)
- 1967: United States (Bright, Copeland, Turner, McCullouch)
- 1971: Jamaica (Daley, Quarrie, Lawson, Miller)
- 1975: United States (Collins, Edwards, Brown, Merrick)
- 1979: United States (Glance, Roberson, Wiley, Riddick)
- 1983: United States (Jackson, Robinson, Quow, Graddy)
- 1987: United States (Lewis, McNeill, McRae, Glance)
- 1991: Cuba (Peñalver, Stevens, Aguilera, Lamela)
- 1995: Cuba (Isasi, Aguilera, Lamela, García)
- 1999: Brazil (É. Ribeiro, de Oliveira, A. da Silva, C. da Silva)
- 2003: Brazil (de Lima, É. Ribeiro, A. da Silva, C. da Silva)
- 2007: Brazil (de Lima, R. Ribeiro, Moraes, Viana)
- 2011: Brazil (Feitosa, Viana, André, de Barros)