Most Power Play Goals, Career

38-Brett Hull
35-Mike Bossy
34-Dino Ciccarelli
34-Wayne Gretzky
29-Mario Lemieux

Most Power Play Goals, One Playoff Year

9-Mike Bossy, New York Islanders, 1981
9-Cam Neely, Boston Bruins, 1991
8-Tim Kerr, Philadelphia Flyers, 1989
8-John Druce, Washington Capitals, 1990
8-Brian Propp, Minnesota, 1991
8-Mario Lemieux, Pittsburgh Penguins, 1992

Most Power Play Goals, One Playoff Series

6-Chris Kontos, Los Angeles Kings, 1989 Divsion Semi Final

Most Power Play Goals, One Game

3-Syd Howe, Detroit, Mar 23, 1939
3-Sid Smith, Toronto, Apr 10, 1949
3-Phil Esposito, Boston, Apr 2, 1969
3-John Bucyk, Boston, Apr 2, 1969
3-Denis Potvin, New York Islanders, Apr 17, 1981
3-Tim Kerr, Philadelphia Flyers, Apr 13, 1985
3-Jari Kurri, Edmonton Oilers, Apr 9, 1987
3-Mark Johnson, New Jersey Devils, Apr 22, 1988
3-Dino Ciccarelli, Detroit Red Wings, Apr 29, 1993
3-Dino Ciccarelli, Detroit Red Wings, May 11, 1995
3-Valeri Kamensky, Colorado Avalanche, Apr 24, 1997

Most Power Play Goals, One Period

3-Tim Kerr, Philadelphia Flyers, Apr 13, 1985
2-Lionel Conacher, Toronto Maple Leafs, Mar 26, 1936
2 power play goals in one period has been recorded 52 more times, with the most recent being Brendan Shanahan    of the Detroit Red Wings on May 3, 1998.