Below are List of world’s billionaire:
- Juan Abello – Billionaire
- Jost Hellmann – Billionaire
- Joshua Harris – Billionaire
- Joseph Tsai – Billionaire
- Joseph Safra – Billionaire
- Joseph Lau – Billionaire
- Joseph Grendys – Billionaire
- Josef Boquoi & family – Billionaire
- José Roberto Marinho – Billionaire
- Jose Maria Aristrain – Billionaire
- Jose Luis Cutrale – Billionaire
- José Lladó Fernández-Urrutia – Billionaire
- Jose Isaac Peres & family – Billionaire
- Jorn Rausing – Billionaire
- Jorge Perez – Billionaire
- Jorge Paulo Lemann – Billionaire
- Jorge Moll Filho – Billionaire
- Jorge Horacio Brito – Billionaire
- Jonathan Nelson – Billionaire
- Jonathan Gray – Billionaire
- Jonas Kamprad – Billionaire
- Jon Yarbrough – Billionaire
- Jon Stryker – Billionaire
- Jon Oringer – Billionaire
- Jon Huntsman – Billionaire
- Johnelle Hunt – Billionaire
- John Whittaker – Billionaire
- John Van Lieshout – Billionaire
- John Tyson – Billionaire
- John Tu – Billionaire
- John Schnatter – Billionaire
- John Sall – Billionaire
- John Reece – Billionaire
- John Pritzker – Billionaire
- John Paulson – Billionaire
- John Paul DeJoria – Billionaire
- John Overdeck – Billionaire
- John Morris – Billionaire
- John Middleton – Billionaire
- John Menard, Jr. – Billionaire
- John Martin – Billionaire
- John Mars – Billionaire
- John MacMillan – Billionaire
- John Liew – Billionaire
- John Kapoor – Billionaire
- John Henry – Billionaire
- John Grayken – Billionaire
- John Gokongwei, Jr. – Billionaire
- John Gandel – Billionaire
- John Fredriksen – Billionaire
- John Fisher – Billionaire
- John Farber – Billionaire
- John Edson – Billionaire
- John Dorrance III – Billionaire
- John Doerr – Billionaire
- John de Mol Jr. – Billionaire
- John Collison – Billionaire
- John Coates – Billionaire
- John Caudwell – Billionaire
- John C. Malone – Billionaire
- John Brown – Billionaire
- John Bloor – Billionaire
- John Arrillaga – Billionaire
- John Arnold – Billionaire
- John A. Sobrato – Billionaire
- Johannes Kaercher – Billionaire
- Johanna Braun – Billionaire
- Johann Rupert – Billionaire
- Johann Graf – Billionaire
- Johan Johannson – Billionaire
- Joe Mansueto – Billionaire
- Joe Lewis – Billionaire
- Joe Gebbia – Billionaire
- João Roberto Marinho – Billionaire
- João Moreira Salles – Billionaire
- Joao Alves de Queiroz Filho – Billionaire
- Joan Tisch – Billionaire
- Jitendra Virwani – Billionaire
- Jing Tianming – Billionaire
- Jin Huiming – Billionaire
- Jimmy Haslam – Billionaire
- Jim Walton – Billionaire
- Jim Thompson – Billionaire
- Jim Ratcliffe – Billionaire
- Jim Kennedy – Billionaire
- Jim Justice, II. – Billionaire
- Jim Irsay – Billionaire
- Jim France – Billionaire
- Jim Davis – Billionaire
- Jim Davis – Billionaire
- Jim Breyer – Billionaire
- Jiang Zhaobai – Billionaire
- Jiang Yehua & family – Billionaire
- Jiang Xuefei & family – Billionaire
- Jiang Weiping – Billionaire
- Jiang Wei – Billionaire
- Jiang Rensheng & family – Billionaire
- Jiang Bin – Billionaire
- Jia Yueting – Billionaire
- Ji Qi – Billionaire