Margaret Court AO MBE (née Smith; born 16 July 1942), also known as Margaret Smith Court, is a retired world No. 1 professional tennis player. Court amassed more major titles than any other player in history.

Court won a record 62 Grand Slam tournament titles, including a record 24 singles titles, 19 women's doubles titles, and a record 19 mixed doubles titles. The total rises to 64 Grand Slam titles (21 mixed doubles) when the shared titles at the Australian Championships/Open in 1965 and 1969 are considered. The mixed doubles finals of those years were not played because of bad weather and the titles were shared by both of the finalist pairs.

Martina Navratilova 58 Grand Slam tournament titles

Billie Jean King 39 Grand Slam tournament titles

Serena Williams 38 Grand Slam tournament titles

More Info: en.wikipedia.org