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.