Richard Gallien is an American college tennis coach and former professional player.

Raised in Sunland, Los Angeles, Gallien won a City section singles title while a senior at Verdugo Hills High School.

[1] Gallien played collegiate tennis for Pepperdine University, where he twice earned All-American honors.

In 1983 represented the U.S. at the World University Games and won the singles final against Dan Goldie to become the first American tennis singles gold medalist in games history (along with Cecilia Fernandez who won the women's event).

He featured in the main draw of the 1983 Pacific Southwest Open and had a win over Ben Testerman, before falling to world number six Gene Mayer.