| Chris Tontz | |
| Birth Date: | 27 October 1973 |
| Birth Place: | Baltimore, Maryland, United States |
| Plays: | Right-handed |
| Careerprizemoney: | $13,506 |
| Singlesrecord: | 0–0 |
| Singlestitles: | 0 0 Challenger, 0 Futures |
| Highestsinglesranking: | No. 637 (10 November 1997) |
| Doublesrecord: | 0–2 (ATP Tour) |
| Doublestitles: | 0 1 Challenger, 3 Futures |
| Highestdoublesranking: | No. 162 (7 June 1999) |
| Wimbledondoublesresult: | Q2 (1999) |
| Updated: | 22 April 2023 |
Chris Tontz (born October 27, 1973) is an American tennis coach and former professional player.[1]
Baltimore-born Tontz grew up in San Diego, as one of 10 siblings. He played collegiate tennis for UC Irvine before pursuing a professional career in the late 1990s. Most successful in doubles, he had two ATP Tour main draw appearances and won a Challenger tournament in Grenoble in 1999, reaching a best ranking of 162. As a coach he has worked with Sloane Stephens and currently coaches Claire Liu.[2]
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| Result | W–L | Date | Tournament | Tier | Surface | Partner | Opponents | Score | |
|---|---|---|---|---|---|---|---|---|---|
| Loss | 0–1 | Philippines F2, Manila | Futures | Hard |  David Caldwell | Chih-Jung Chen  Lee Hyung-taik | 1–6, 4–6 | ||
| Win | 1–1 | USA F1, Delray Beach | Futures | Clay |  Simon Aspelin |  Michael Hill Scott Humphries | 6–4, 6–4 | ||
| Win | 2–1 | USA F2, Vero Beach | Futures | Clay | Simon Aspelin |  Lars Hjarrand Ross Loel | 6–4, 6–2 | ||
| Loss | 2–2 | Weiden, Germany | Challenger | Clay | Simon Aspelin | Nuno Marques  Nenad Zimonjic | 4–6, 6–3, 3–6 | ||
| Loss | 2–3 | Aptos, United States | Challenger | Hard | Adam Peterson | Mike Bryan Bob Bryan | 4–6, 4–6 | ||
| Win | 3–3 | USA F10, Phoenix | Futures | Hard | Simon Aspelin | Mike Bryan Bob Bryan | walkover | ||
| Win | 4–3 | Grenoble, France | Challenger | Hard | Adam Peterson |  Martín García  Cristiano Testa | 4–6, 6–3, 6–4 | ||
| Loss | 4–4 | Mexico F4, Cozumel | Futures | Hard | Brett Hansen-Dent |  Marcelo Amador Miguel Gallardo-Valles | 5–7, 6–7(5–7) |