Margaret Jean Jennings (born 1 June 1949) is an Australian former cricketer who played as a right-handed batter and wicket-keeper. She appeared in eight Test matches and 12 One Day Internationals for Australia between 1972 and 1978, and captained Australia in one Test match and three One Day Internationals. She played domestic cricket for Victoria. She scored 341 Test match runs with a best of 104, her only century. Jennings was the first woman cricketer to keep wicket, open the batting and captain in a One Day International. She is also the only woman to do this in Test cricket. After retiring from playing, Jennings was a selector for the Australian women's team for a number of years. She stepped down from the position in February 2013.