The ASEAN Women's Championship (formerly the AFF Women's Championship), currently known as the MSIG Serenity Cup for sponsorship reasons, is the competition in women's football organized by the ASEAN Football Federation.

The ASEAN Championship Women is a premier international football tournament that brings together the top female national teams from the Association of Southeast Asian Nations (ASEAN). Celebrating the talent, skill, and competitive spirit of women’s football in the region, the championship serves as a platform for showcasing emerging talents and fostering regional unity through sport. Held biennially, the tournament features intense matches, passionate fans, and a celebration of women’s empowerment in sports. With a rich history of thrilling encounters and memorable moments, the ASEAN Championship Women continues to elevate the profile of women’s football in Southeast Asia and inspire future generations of female athletes.