Marjorie Cox Crawford (née Cox; 1903–1983) was an Australian tennis player who reached at least the singles quarterfinals at the Australian Championships seven out of the nine times she played the event.

Her best result was a runner-up finish in 1931, losing to Coral McInnes Buttsworth in three sets.

[1] Crawford teamed with Buttsworth in 1932 to win the women's doubles title at the Australian Championships.

Crawford was the runner-up in that event in 1926 (teaming with Daphne Akhurst Cozens) and 1930 (teaming with Sylvia Lance Harper).

She also partnered with Jack Crawford, a six-time winner of singles titles in Grand Slam tournaments and a member of the International Tennis Hall of Fame, to win the mixed doubles title at the Australian Championships in 1931, 1932, and 1933.