Claim: Betty Stöve, a Dutch former professional tennis player who lost in all of the three championship events at Wimbledon 1977, found success in the 1977 US Open by winning the women's doubles and the mixed doubles.
Evidence: Betty Flippina Stöve (born 24 June 1945) is a Dutch former professional tennis player. At Wimbledon 1977, she reached the final of all three championship events, losing in them all. She also found success in the 1977 US Open by winning the women's doubles with Martina Navratilova and the mixed doubles with Frew McMillan.