Fred Hemmes Jr. (born 28 January 1981) is a former professional tennis player from the Netherlands[1] and coach of Kim Clijsters from 2020 to 2022.

[2] He is the son of Fred Hemmes Sr., a tennis player who competed at Wimbledon.

Hemmes played mostly on the Challenger circuit, where he won six doubles titles.

[3] The Dutchman had a win over Andrei Pavel, a former top 20 player, to qualify for the 2004 Heineken Open.

[4] He then defeated Robin Söderling in the opening round of the main draw.