Longest winning streak against a single opponent in NHL history

Longest winning streak against a single opponent in NHL history
Who
Montreal Canadiens
What
23 total number
Where
Not Applicable
When
1978

The longest winning streak against a single opponent in National Hockey League (NHL) history is 23 consecutive games, won by the Montreal Canadiens (Canada) against the Washington Capitals (USA) between 31 October 1974 and 25 March 1978.

The second-longest streak is 19 games, achieved by the Boston Bruins against the Arizona Coyotes between 10 October 2010 and 15 October 2022.

The Montreal Canadiens, also known as the Habs, are a professional ice hockey team. In 2021, they won the Campbell Bowl, a sterling-silver trophy named after the NHL's former long-running president Clarence Campbell.