Jaanus Nõmmsalu (born 19 January 1981) is a former Estonian volleyball player.
He was a member of the Estonian national team from 1999 to 2013 and has represented his country at the 2009 and 2011 European Volleyball Championships.
Nõmmsalu started his professional career in hometown club ESS Falck Pärnu.
He has also played in France, Austria, Greece, Czech Republic and Russia.