Ivy Kay Walker, later Thorpe (born 22 September 1911, date of death unknown), was an English athlete who competed in the 1930 Women's World Games and the 1934 British Empire Games.

Walker finished second behind Kinue Hitomi in the 220 yards event at the 1928 WAAA Championships.

[1][2] The following year, Walker became the national 100 yards champion after winning the British WAAA Championships title at the 1929 WAAA Championships[3] At the 1930 Women's World Games in Prague she was a member, along with Ethel Scott, Eileen Hiscock and Daisy Ridgley, of the British 4×100 metre relay team which won the silver medal.

[4] Walker finished second behind Nellie Halstead in both the 100 and 220 yards events at the 1931 WAAA Championships.

[5] At the 1934 Empire Games she was a member of the English relay team which won the silver medal in the 220-110-220-110 yards relay competition (with Eileen Hiscock, Nellie Halstead and Ethel Johnson).