Nicklas Kulti (born 22 April 1971) is a former professional tennis player from Sweden.

Kulti's best singles performance at a Grand Slam event came at the 1992 French Open, where he reached the quarter-finals by defeating John McEnroe, Markus Zillner, Michael Chang and Diego Pérez before being knocked-out by Henri Leconte.

[1] Kulti was a member of the Swedish teams which won the Davis Cup in both 1997 and 1998 (partnering Björkman to win doubles rubbers in the final on both occasions).

In the fifth and deciding match against Frenchman Arnaud Boetsch, Kulti was a late replacement for the injured Stefan Edberg.

He runs the Good to Great Tennis Academy together with Magnus Norman and Mikael Tillström.