Most Men's/Women's Grand Slam Titles

Most Australian Open Singles Titles

#CategoryPlayerCountryNo. of titles
1.MenRoger FedererSwitzerland5
2.MenAndre AgassiUnited States4
1.WomenSerena WilliamsUnited States7

Most French Open Singles Titles

#CategoryPlayerCountryNo. of titles
1.MenRafael NadalSpain10
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 States7
2.WomenSteffi GrafGermany6

Most total singles/doubles titles in the Open era

#RecordPlayerNo. of titles
1.Maximum number of Grand Slam Mens' Singles titlesRoger Federer19
2.Maximum number of Grand Slam Womens' Singles titlesSerena Williams23*
3.Maximum number of Grand Slam Mens' Doubles titlesTodd Woodbridge16
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.