Keith Nelson

Keith Nelson may refer to:

• Keith Nelson (basketball) (born 1969), American former basketball player
• Keith Nelson (footballer) (1947–2020), New Zealand international footballer
• Keith Nelson (musician), producer and guitarist of Buckcherry
• Keith Nelson (rugby union) (1938–2025), New Zealand rugby union player
• Keith A. Nelson, American chemist
• Keith Dwayne Nelson (1974–2020), American convicted child murderer
• Keith Nelson, a fictional character played by Eric Stoltz in the film Some Kind of Wonderful