1,588 articles
Ivan Ljubičić
Ivan Ljubičić, Croatian tennis player born 1979 in Banja Luka; career-high world No. 3 in 2006, 10 ATP titles, 2005 Davis Cup winner; later coach of Federer and FFT high-performance director.
Ivo Karlović
Ivo Karlović is a retired Croatian tennis player, born in Zagreb in 1979, whose record 13,728 career aces and 6'11" frame made him the tallest player on the ATP Tour.
J. J. Spaun
J.J. Spaun (John Michael Spaun Jr., born 1990) is an American PGA Tour golfer and 2025 U.S. Open champion at Oakmont; also won the 2022 and 2026 Valero Texas Opens and the 2026 BMW PGA Championship.
Jack Draper
Jack Draper, British left-handed tennis player from Sutton, England; 2024 US Open semi-finalist, 2025 Indian Wells Masters 1000 champion, career-high ATP No. 4 (June 2025), son of former LTA chief executive Roger Draper.
Jack Kennedy (tennis)
Jack Kennedy (born 2008, Huntington, NY) is an American tennis player, former ITF junior world No. 3, 2025 US Open boys' doubles champion, Savannah Challenger finalist, and ATP career-high No. 379.
Jack Kramer
Jack Kramer (John Albert Kramer, 1921-2009), American tennis champion, world No. 1 in 1946, Wimbledon 1947 and U.S. Nationals 1946-47 winner, who turned pro in 1947, promoted the 1950s pro tours, and co-founded the ATP in 1972.
Jack Nicklaus
Jack Nicklaus, nicknamed the Golden Bear, is an American golfer and course designer whose record 18 professional major championships, won between 1962 and 1986, remains the standard in men's golf.
Jack Sock
Jack Sock (born 1992), American tennis player, career-high No. 8 singles and No. 2 doubles; 2017 Paris Masters champion, four Grand Slam doubles titles, two 2016 Olympic medals; retired 2023 for pro pickleball.
Jackson Koivun
Jackson Koivun (born 2005) is an American professional golfer from Chapel Hill, N.C., a two-time NCAA champion at Auburn, winner of the Haskins, Hogan, and Nicklaus Awards twice, and 2026 3M Open champion in his third PGA Tour start.
Jacob Bridgeman
Jacob Bridgeman (born 1999, Inman, South Carolina) is an American PGA Tour golfer and Clemson alum whose first Tour title came at the 2026 Genesis Invitational, won by one stroke over Kurt Kitayama and Rory McIlroy.
Jahangir Khan (جہانگیر خان)
Jahangir Khan (جہانگیر خان), born 1963, Pakistani squash great: six World Opens, record ten British Opens, 555-match unbeaten run (1981–86, Guinness record), 94 months World No.1, later WSF President 2002–2008.
Jaime Faria
Jaime Faria (born 2003, Lisbon) is a Portuguese tennis player, career-high ATP No. 60 (Oct 2026). First Top-10 win over Ben Shelton at Cincinnati 2026; third round at Roland Garros 2026.
James Blake (tennis)
James Riley Blake (born 1979, Yonkers, NY), American tennis player, career-high world No. 4 in 2006; overcame a 2004 broken neck, shingles, and his father's death to win the 2007 Davis Cup; retired 2013, now ESPN analyst and Miami Open director.
James Wade
James Wade, "The Machine" (born 1983, Ash, Surrey), English PDC darts player; 2007 World Matchplay youngest winner, ten or eleven major titles, four world semi-finals, bipolar/ADHD advocate.
James Watt (tennis)
James Watt (tennis), New Zealand player born 2000, not the historical engineer; 2.06-2.08 m serve-volleyer, peak ATP singles 569, doubles 77, Davis Cup winner, Grand Slam doubles debut 2026.
Jamie Korab
Jamie Korab (born 1979, Harbour Grace, Newfoundland) is a Canadian curler, lead on Brad Gushue's rink that won men's curling gold at the 2006 Turin Olympics, Canada's first in the men's event.
Jamie Murray
Jamie Murray (born 1986), British doubles tennis player, older brother of Andy Murray; first British doubles world No. 1 (2016), seven Grand Slam titles, 34 ATP titles, 2015 Davis Cup winner; retired 15 April 2026.
Jan Betker
Jan Betker (born 1960, Regina, Saskatchewan) is a Canadian curler, third on Team Schmirler, winner of the 1993, 1994, and 1997 world titles, the 1998 Nagano Olympic gold, and later the team's skip.
Jan-Lennard Struff
German tennis player Jan-Lennard Struff (Struffi), born 1990 in Warstein: late-blooming serve-and-forehand player, career-high No. 21 (June 2023), 2023 Madrid lucky-loser Masters final, first ATP title at 2024 Munich, oldest Open Era first-time Slam quarter-finalist at 2026 Wimbledon.
Jan-Michael Gambill
Jan-Michael Gambill, American tennis player born 1977 in Spokane, WA; career-high ATP No. 14 (2001), three singles titles including 1999 Scottsdale, 2000 Wimbledon quarterfinalist, later Tennis Channel analyst.
Jana Kovačková
Jana Kovačková (Kovackova), Czech tennis player born 2010, sister of Alena; 17 junior titles in 2024, four junior Grand Slam girls' doubles titles, and 2026 Roland Garros junior singles semifinalist.
Jana Novotná
Jana Novotná (1968–2017) was a Czech tennis player who won the 1998 Wimbledon singles title and 17 Grand Slam titles, 16 in doubles, reaching world No. 2 in singles.
Janice Tjen
Janice Tjen, Indonesian tennis player from Jakarta, former Oregon and Pepperdine college standout. First WTA title at Chennai 2025, 2025 US Open upset of Kudermetova, career-high WTA singles No. 35.
Jannik Sinner
Jannik Sinner, Italian tennis player, first Italian ATP world No. 1 (June 2024). Four Grand Slams (AO 2024/2025, US Open 2024, Wimbledon 2025), ATP Finals 2024 and 2025, Davis Cup 2023/2024, clostebol case resolved with a three-month 2025 suspension.
Jasmine Paolini
Jasmine Paolini (born 1996) is an Italian tennis player, career-high world No. 4 in singles and doubles, 2024 Roland Garros and Wimbledon singles finalist, 2024 Olympic doubles gold medalist and 2025 Roland Garros doubles champion with Sara Errani.
Jason Day
Jason Day, Australian pro golfer from Beaudesert, Queensland; 2015 PGA Championship winner at 20-under, former World No. 1 for over 50 weeks, 13 PGA Tour wins, chronic back injuries.
Jason Dufner
Jason Dufner, American PGA Tour golfer from Cleveland, Ohio, Auburn alum, turned pro 2000. Five tour wins including the 2013 PGA Championship at Oak Hill; lost 2011 PGA playoff to Keegan Bradley; PGA Tour Champions eligible 2027.
Jean Borotra
Jean Borotra (1898-1994), French tennis champion nicknamed the Bounding Basque; one of the Four Musketeers who won the Davis Cup 1927-1932; Wimbledon singles champion 1924 and 1926, 18 major titles, Hall of Fame 1976.
Jean van de Velde (golfer)
Jean van de Velde (born 1966, Mont-de-Marsan) is a French golfer, two-time European Tour winner (1993 Roma Masters, 2006 Madeira Island Open), famous for the 1999 Open collapse at Carnoustie: triple bogey on 18, playoff loss to Paul Lawrie.
Jeev Milkha Singh (ਜੀਵ ਮਿਲਖਾ ਸਿੰਘ)
Jeev Milkha Singh (ਜੀਵ ਮਿਲਖਾ ਸਿੰਘ) is an Indian professional golfer born in Chandigarh in 1971, the first Indian on the European Tour and son of sprinter Milkha Singh.