Tenis J ile başlayan oyuncular
- Jack Loutit
- Julia Stamatova
- Jana Stojanova
- Joshua Schaefer
- Joe Tyler
- James Davis
- Jacques-Kai Inoue
- Jacopo Bilardo
- Jaycer Lyeons
- Julia Riera
- Johannes Ingildsen
- Ji-Hee Choi/Beatrice Gumulya
- Jessica Failla/Chieh-Yu Hsu
- Jessie Aney/Lena Papadakis
- Jacquline Nylander Altelius/Tilde Stromquist
- June Bjork/Ida Johansson
- Johanna Silva
- Juan Bautista Otegui
- Jamie Murray/Michael Venus
- John-Patrick Smith/Sem Verbeek
- Jack Draper
- Jannik Sinner
- Ji Sung Nam
- Jack Loge
- Jay Clarke/Adam Jones
- James Mackinlay/Harry Wendelken
- Justin Boulais/Osgar O Hoisin
- Juan Carlos Aguilar/Taha Baadi
- Jacob Brumm
- Justin Boulais
- Joshua Sheehy
- John Lithen Hallquist
- Jake Van Emburgh
- Jakub Kroslak
- Juliette Mazzoni
- Jiho Shin
- Julia Konishi Camargo Silva/Luana Plaza Araujo
- Jordan Fenton
- Jenna Defalco
- Jana Vanik
- Julia Adams
- Juliana Rodriguez
- Justina Maria Gonzalez Daniele
- Julita Saner/Marie Vogt
- Juliette Trunet
- Juliusz Bienkiewicz
- Josip Simundza
- Jurriaan Bol
- Jurriaan Bol/Brian Bozemoj
- Jakub Nicod