Jeff Williams (tennis)
Jeff Williams is an American tennis player.
Williams has a career high ATP singles ranking of 337 achieved on 5 August 2002. He also has a career high ATP doubles ranking of 180, achieved on 31 July 2000. Williams has won 2 ITF singles titles.
Futures and Challenger Doubles titles (10)
| No. | Date | Tournament | Surface | Partner | Opponents in the final | Score |
| 1. | 8 August 1999 |  Decatur, USA F13 | Hard |  Gareth Williams |  Matthew Breen John James | 6–4, 6–2 |
| 2. | 15 August 1999 | Kansas City, USA F14 | Hard | Gareth Williams | Michael Passarella Jakub Teply | 6–0, 6–2 |
| 3. | 7 November 1999 | Hattiesburg, USA F17 | Hard | Gareth Williams | Zack Fleishman Kelly Gullett | 6–3, 6–3 |
| 4. | 5 December 1999 | Laguna Niguel, USA F21 | Hard | Gareth Williams |  Oren Motevassel  Alexander Waske | 2–6, 7–5, 6–2 |
| 5. | 16 January 2000 | Pembroke Pines, USA F1 | Hard | Gareth Williams | Rafael de Mesa  Irakli Labadze | 6–4, 6–1 |
| 6. | 30 January 2000 | Boca Raton, USA F3 | Hard | Gareth Williams |  Marcos Daniel  Manuel Jorquera | 7–6, 6–2 |
| 7. | 6 August 2000 | Decatur, USA F21 | Hard | Jason Cook | Geoff Abrams Ramsey Smith | 2–4, 4–0, 4–2, 2–4, 5–3 |
| 8. | 26 November 2000 |  Puebla, Mexico | Hard | Zack Fleishman |  Ivo Heuberger  Ville Liukko | 6–3, 6–4 |
| 9. | 22 July 2001 | Joplin, USA F18 | Hard | Ryan Sachire | Peter Luczak Chris Magyary | 7–5, 6–3 |
| 10. | 9 June 2002 | Tallahassee, USA | Hard | Levar Harper-Griffith | Huntley Montgomery Brian Vahaly | 6–3, 4–6, 6–4 |