Who won more double titles, Billy Martin or Helena Suková?
Helena Suková Helena Suková (] ) (born 23 February 1965) is a former professional tennis player from the Czech Republic. During her career, she won 14 Grand Slam doubles titles, 9 of them in women's doubles and 5 of them in mixed doubles. She also was a four-time Grand Slam singles runner-up and won 10 singles titles and 69 doubles titles.
Maureen Connolly Maureen Catherine Connolly-Brinker ("née" Connolly; September 17, 1934 – June 21, 1969) known as ""Little Mo"", was an American tennis player, the winner of nine Grand Slam singles titles in the early 1950s. In 1953, she became the first woman to win all four Grand Slam tournaments during the same calendar year. The following year, in July 1954, a horseback riding accident seriously injured her right leg and ended her competitive tennis career at age 19.