Most Men's/Women's Grand Slam Titles

Most Australian Open Singles Titles

#CategoryPlayerCountryNo. of titles
1.MenNovak DjokovicSerbia9
2.MenRoger FedererSwitzerland6
1.WomenSerena WilliamsUnited States7

Most French Open Singles Titles

#CategoryPlayerCountryNo. of titles
1.MenRafael NadalSpain14
2.MenBjorn BorgSweden6
1.WomenChris EvertUnited States7
2.WomenSteffi GrafGermany6

Most Wimbledon Singles Titles

#CategoryPlayerCountryNo. of titles
1.MenRoger FedererSwitzerland8
2.MenPete SamprasUnited States7
1.WomenMartina NavratilovaUnited States9
2.WomenSteffi GrafGermany7

Most US Open Singles Titles

#CategoryPlayerCountryNo. of titles
1.MenRoger FedererSwitzerland5
2.MenPete SamprasUnited States5
3.MenJimmy ConnorsUnited States5
1.WomenChris EvertUnited States6
2.WomenSteffi GrafGermany6

Most total singles/doubles titles in the Open era

#RecordPlayerNo. of titles
1.Maximum number of Grand Slam Mens' Singles titlesRafael Nadal22
2.Maximum number of Grand Slam Womens' Singles titlesSerena Williams23*
3.Maximum number of Grand Slam Mens' Doubles titlesMike Bryan18
4.Maximum number of Grand Slam Womens' Doubles titlesMartina Navratilova31
5.Maximum number of Grand Slam Mixed Doubles titles among womenMartina Navratilova10
6.Maximum number of Grand Slam Mixed Doubles titles among menLeander Paes10
Note: Serena Williams overtook Steffi Graf with her victory in Australian Open 2017.