| Country | Netherlands |
|---|---|
| Residence | Antwerpen, Belgium |
| Born | 10 April 1976 Antananarivo |
| Height | 1.85 m (6 ft 1 in) |
| Turned pro | 1994 |
| Retired | 2007 |
| Plays | Right-handed |
| Career prize money | $ 1,188,163 |
| Singles | |
| Career record | 62–99 (at ATP Tour level, Grand Slam level, and in Davis Cup) |
| Career titles | 0 |
| Highest ranking | 62 (26 April 1999) |
| Grand Slam results | |
| Australian Open | R1 (1999,2000,2004) |
| French Open | R2 (1998,2003) |
| Wimbledon | R4 (1998) |
| US Open | R3 (1997, 1999) |
| Doubles | |
| Career record | 13–32 (at ATP Tour level, Grand Slam level, and in Davis Cup) |
| Career titles | 0 |
| Highest ranking | 232 (27 January 2003) |
| Last updated on: 2 July 2008. | |
John van Lottum (born 10 April 1976 in Antananarivo, Madagascar) is a former tennis player from The Netherlands, who played professionally from 1994–2007. He did not win a title in singles or doubles during his career. Highlights include a win over Lleyton Hewitt, and reaching the 4th round of Wimbledon.
He is right-handed, and reached his highest individual ranking on the ATP Tour on 26 April 1999, when he became number 62 in the world. He has an older sister, Noëlle van Lottum, who played on the WTA Tour for France circuit from 1987–1999, with a career-high ranking of 57 in singles.
After his tennis career he was considered as a coach for Michaëlla Krajicek, but instead joined TV channel Eurosport as a tennis commentator. In June 2008, he coached Elena Dementieva during the Ordina Open and Wimbledon.