Margaret Walker (2 January 1925 – 10 May 2016) was a British sprinter who competed at the 1948 Summer Olympics.

[3][4][5] Walker finished second behind Sylvia Cheeseman in the 200 metres event at the 1948 WAAA Championships.

[6] Shortly afterwards, Walker represented Great Britain at the 1948 Olympic Games in London in the women's 200 metres competition and was also part of Great Britain's 1948 Olympic 4 × 100 m relay team and they were placed fourth.

[7] She also represented England and won a silver medal in the 660 yard relay and a bronze medal in the 4 x 440 yard relay at the 1950 British Empire Games in Auckland, New Zealand.

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