Katherine "Kay" Esther Stammers (3 April 1914 – 23 December 2005) was a female tennis player from the United Kingdom.

Stammers was born on 3 April 1914[1] in St Albans, United Kingdom where her parents taught her to play tennis on the grass court at their family home.

[2] Left-handed and with a good forehand,[2] Stammers played an attacking style of tennis[2] and was trained by Dan Maskell.

[2] While playing on the west coast of the United States, Stammers visited Hollywood studios and had a screen test.

[2] During World War II, Stammers played exhibition matches on behalf of the Red Cross and served as an ambulance driver.

[2] Bullitt had been educated in England, came from one of Kentucky's oldest families, and had been an aide to Field Marshal Bernard Montgomery during World War II.

[2] Stammers continued to be interested in tennis throughout her life and attended Wimbledon annually until her age made it impossible to travel.