Serena Williams is the winner of 23 Major singles titles – Open Era record. Steffi Graf – winner of 22 Major singles titles, and the only person to win the Golden Slam (1988). Helen Wills Moody – winner of 19 Major titles, the first woman to win more than 10 titles. Chris Evert has won 18 Major titles, tied for the third most with Martina Navratilova in the Open Era.