Most Assists, One Season

163-Wayne Gretzky, 1985-86
135-Wayne Gretzky, 1984-85
125-Wayne Gretzky, 1982-83
122-Wayne Gretzky, 1990-91
121-Wayne Gretzky, 1986-87

Most Assists, One Season, Including Playoffs

174-Wayne Gretzky, 1985-86
165-Wayne Gretzky, 1984-85
151-Wayne Gretzky, 1982-83
150-Wayne Gretzky, 1986-87
140-Wayne Gretzky, 1983-84

Most Assists, One Game

7-Bill Taylor, Mar 16, 1947
7-Wayne Gretzky, Feb 15, 1980
7-Wayne Gretzky, Dec 11, 1985
7-Wayne Gretzky, Feb 14, 1986

Most Assists, One Road Game

7-Bill Taylor, Mar 16-1947
7-Wayne Gretzky, Dec 11, 1985
6-Bobby Orr, Jan 1, 1973
6-Patrik Sundstrom, Feb 29, 1984
6-Mario Lemieux, Dec 5, 1982
6-Eric Lindros, Feb 26, 1997

Most Assists, One Period

5-Dale Hawerchuk, Mar 6, 1984 in the second period
4-4 assists in a single period has been recorded 63 times, the first to do it was Elmer Lach on Feb 23, 1921, and the last to do it   was Paul Kariya on Dec 16, 1998.