The 2009–10 CWHL season was the third season in the history of the Canadian Women's Hockey League. the Montreal Stars repeated as regular season champions for the third straight year. Sabrina Harbec of the Stars won the Angela James Bowl as the top scorer and was voted the league's most valuable player, the CWHL Top Forward and a CWHL First Team All-Star. Teammate Annie Guay was voted CWHL Top Defender while Laura Hosier was voted CWHL Top Goaltender. Danielle Blanchard was voted CWHL Outstanding Rookie.

Exhibition games

The CWHL participated in a number of benefit games against NHL Alumni. Games were played on March 4 (Galt Street Arena, Cambridge), March 5 (Mountain Arena, Hamilton), March 6 (Hershey Centre, Mississauga) and March 7 (Niagara Falls Memorial Arena).

Regular season

Final standings

Note: GP = Games played, W = Wins, L = Losses, OTL = Overtime Losses, SOL = Shootout Losses, GF = Goals for, GA = Goals against, Pts = Points.

Statistical leaders

Points (Angela James Bowl)

Goals

Assists

Penalty Minutes

Awards and honours

CWHL Top Players

CWHL All-Stars

First Team All-Stars Second Team All-Stars

CWHL All-Rookie Team

Monthly Top Scorers

Playoffs

Clarkson Cup

On March 3, 2010, the city council of Richmond Hill, Ontario donated $10,000 to the CWHL so that it could host the Clarkson Cup on March 27 and 28 at the Elgin Barrow Arena in Richmond Hill. Minnesota Whitecaps (WWHL) won the Clarkson Cup.