Ronald John "Ron" Greschner - Born December 22, 1954 in Goodsoil, Saskatchewan is a retired Canadian ice Hockey defenceman and left winger.

Greschner played his whole NHL career with the Rangers, debuting on November 3, 1974 vs Buffalo Sabres at Madison Square Garden in a 4-3 Buffalo win. He had 1 assist.

Greschner scored his 1st NHL goal vs Ken Dryden of Montreal Canadiens at 5:21 of 1st period on December 8, 1974 at Madison Square Garden in a 3-3 tie.

Greschner played in 981 regular season NHL games, scoring 179 goals ( 18 GWG), 431 assists with 1226 penalty minutes and 84 NHL playoff games, scoring 17 goals (3 GWG), 32 assists with 106 penalty minutes.

Greschner played in the 1980 NHL All-Star Game