Tom Heinsohn: 9 rings (7 as a player, 2 as coach) As a ROOKIE in 1957, he was the best player in game 7 of the NBA finals, scoring 37 points with 25 rebounds.
Hubie Brown: Zero rings (although Hubie won an ABA title as coach of the Kentucky Colonels, so at least he proved he could win in a weaker league with a loaded team).
Jon Barry: Zero rings
Jeff Van Gundy: Zero rings
Doug Collins: Zero Rings
Mark Jackson: Zero Rings
Reggie Miller: Zero Rings
Chris Webber: Zero rings
Avery Johnson: One ring as a player (thank you, Tim Duncan), Zero rings as a coach
Charles Barkley: Zero rings
Kenny Smith: Two rings as a player (thank you, Hakeem), Zero rings as a coach
and lest we forget...
John Hollinger: Zero rings