Martina Navratilova

Martina Navratilova (Czech: Martina Navrátilová, pronounced [ˈmarcɪna ˈnavraːcɪlovaː] ; née Šubertová [ˈʃubɛrtovaː]; born October 18, 1956) is a Czech-American former professional tennis player. She was ranked world No. 1 in women's singles for 332 weeks (second-most all time), including as the year-end No. 1 seven times, and was world No. 1 in women's doubles for a record 237 weeks.

Navratilova won 167 top-level singles titles and 177 doubles titles (both the Open Era records), including an Open Era record 59 major titles: 18 in singles, an all-time record 31 in women's doubles, and an Open Era record 10 in mixed doubles.