List of Mixed Doubles Grand Slam tennis tournament champions: Although several players have won at least one title in each of the four majors to achieve the Career Grand Slam, only three players have won the Grand Slam, all four titles in a single calendar year. This includes one team, Margaret Court and Ken Fletcher in 1963, as well as Court and Owen Davidson separately with different partners. Billie Jean King completed the "non-calendar year Grand Slam" by winning all four majors in a row in a period spanning two calendar years. Champions by year Champions list Most Grand Slam mixed doubles titles Individual Record title holder and tournament record indicated in bold. Players with at least five titles are included here. Team Record title holder and tournament record indicated in bold. Teams with three or more Grand Slam titles are included here. Grand Slam achievements Grand Slam Players who held all four Grand Slam titles simultaneously (in a calendar year). Non-calendar year Grand Slam Players who held all four Grand Slam titles simultaneously (not in a calendar year). Career Grand Slam Players who won all four Grand Slam titles over the course of their careers. The event at which the Career Grand Slam was completed indicated in bold. Individual Team Multiples titles in a season Three titles Two titles Tournament stats Most titles per tournament Most consecutive titles Overall record At one tournament Grand slam titles by decade 1880s 1890s 1900s 1910s 1920s 1930s 1940s 1950s 1960s 1970s 1980s 1990s 2000s 2010s 2020s Grand Slam titles by country Note: Titles, won by a team of players from same country, count as one title, not two. All-time Open Era See also Grand Slam (tennis) List of Grand Slam–related tennis records List of Grand Slam men's singles champions List of Grand Slam women's singles champions List of Grand Slam men's doubles champions List of Grand Slam women's doubles champions References Mix Grand Slam