Steve Nelson (born August 11, 1954) is an American jazz vibraphonist and marimba player. In addition to his solo work, Nelson is known for collaborating since the 1990s with bassist Dave Holland's Quintet and Big Band.
Nelson graduated from Rutgers University with both master's and bachelor's degrees in music, and his teaching activities have included a position at Princeton University. He has appeared at concerts and festivals worldwide and has made recordings as the leader of his own group. He has performed and recorded with Kenny Barron, Bobby Watson, Mulgrew Miller, David "Fathead" Newman, Johnny Griffin, and Jackie McLean.