Cook (left, #675), winning in a preliminary heat in the women's 100m race against Norma Wilson of New Zealand and Bets ter Horst of Netherlands on July 30, 1928 at the 1928 Summer Olympic Games.
Myrtle Alice Cook (also competed as Myrtle McGowan) (January 5, 1902 – March 18, 1985) was a Canadian athlete who competed mainly in the 100 metres.
Born in Toronto, Ontario, she competed for Canada at the 1928 Summer Olympics held in Amsterdam, Netherlands where she won the gold medal in the women's 4 x 100 metres with her team mates 100 m silver medalist Fanny Rosenfeld, 100 m bronze medalist Ethel Smith and Jane Bell.
Cook equalled Betty Robinson's Women's 100m World Record on August 1, 1931. She died in Elora, Ontario in 1985.
- 1928: Canada (Rosenfeld, Smith, Bell, Cook)
- 1932: United States (Carew, Furtsch, Rogers, von Bremen)
- 1936: United States (Bland, Rogers, Robinson, Stephens)
- 1948: Netherlands (Stad-de Jong, Witziers-Timmer, van der Kade-Koudijs, Blankers-Koen)
- 1952: United States (Faggs, Jones, Moreau, Hardy)
- 1956: Australia (Strickland de la Hunty, Croker, Mellor, Cuthbert)
- 1960: United States (Hudson, Williams, Jones, Rudolph)
- 1964: Poland (Ciepły, Kirszenstein, Górecka, Kłobukowska)
- 1968: United States (Ferrell, Bailes, Netter, Tyus)
- 1972: West Germany (Krause, Mickler, Richter, Rosendahl)
- 1976: East Germany (Göhr, Stecher, Bodendorf, Wöckel)
- 1980: East Germany (Müller, Wöckel, Auerswald, Göhr)
- 1984: United States (Brown, Bolden, Cheeseborough, Ashford)
- 1988: United States (Brown, Echols, Griffith Joyner, Ashford)
- 1992: United States (Ashford, Jones, Guidry, Torrence, Finn)
- 1996: United States (Devers, Miller, Gaines, Torrence, Guidry)
- 2000: Bahamas (Fynes, Sturrup, Davis-Thompson, Ferguson, Lewis)
- 2004: Jamaica (Lawrence, Simpson, Bailey, Campbell, McDonald)
- 2008: Russia (Polyakova, Fedoriva, Gushchina, Chermoshanskaya)
- 2012: United States (Madison, Felix, Knight, Jeter, Tarmoh, Williams)