Chris Tontz
Chris Tontz is an American tennis coach and former professional player.
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.
ATP Challenger and ITF Futures finals
Doubles: 8 (4–4)
| Result | W–L | Date | Tournament | Tier | Surface | Partner | Opponents | Score |
| Loss | 0–1 | Philippines F2, Manila | Futures | Hard |  |