2018-19 CWHL season

This is the 2018-19 Canadian Women's Hockey League season. This is the league's 12th season. The 2018–19 CWHL season is the 12th season of the Canadian Women's Hockey League.

Offseason

 * July 16: The CWHL contracted the Vanke Rays' membership after one season to focus solely on the Kunlun Red Star team in China.
 * July 19: Jayna Hefford was appointed to the position of interim commissioner of the CWHL, replacing inaugural commissioner Brenda Andress, who tendered her resignation.
 * August 3: The Kunlun Red Star franchise was rebranded as the Shenzhen KRS Vanke Rays as part of integrating the CWHL's two teams in China. Rob Morgan, who served as the head coach of the Vanke Rays during the previous season, was also named as the general manager for the consolidated Chinese team.
 * August 20, 2018: The Boston Blades relocated to Worcester, Massachusetts and rebranded as the Worcester Blades. Home games are scheduled for the Fidelity Bank Worcester Ice Center.

One league movement
Starting in March 2018, and throughout the offseason, current and former players took to social media to promote the concept of one unified professional women’s hockey league. Players had utilized the hashtag #OneLeague to indicated their support.

CWHL draft
Heading into the draft, the league reported that general managers were authorized to "pre-sign" their first and second round selections prior to the draft. The window for pre-signing expired on August 17.

Clarkson Cup Playoffs
The league playoffs consist of the top four teams qualifying for the playoffs with the one seed playing the four seed and two playing three in the best-of-three semifinals. The semifinal winners meet in the single game Clarkson Cup Final.