200 m: 23.4 s (1972) Esther Stroy (born August 12, 1953) is a former American track and field athlete, who competed in the sprinting events.

[3][6] In 1971, she was a member of a 4 x 1-mile women's relay team that set a new world record at a USA versus Pan-Africa meet.

[7][8] In 1969, she was ranked second in the US and ninth in the world in the 400 metres/440 yards by the votes of the experts of Track and Field News.

[12] Her father was able to see her run in Mexico City in the 1968 Olympics, but her mother unfortunately was not able to having injured herself during the preparations to travel.

[11] Stroy is married to Daniel Harper, a retired United States Army colonel, and now uses the surname Stroy-Harper.