King returned to singles competition at the Wimbledon warm-up tournament in Chichester. She defeated the reigning Wimbledon champion, Martina Navratilova, in a 48-minute quarterfinal 6–1, 6–2 before losing to Evonne Goolagong Cawley in the semi-finals 1–6, 6–4, 10–8. Seeded seventh at Wimbledon, King defeated Hana Mandlíková in the fourth round before losing the last six games of the quarterfinal match with fourth-seeded Tracy Austin 6–4, 6–7(5), 6–2. King partnered with Navratilova at Wimbledon to win King's 20th and final Wimbledon title, breaking Elizabeth Ryan's longstanding record of 19 Wimbledon titles just one day after Ryan collapsed and died at Wimbledon.