2020 WK League

The 2020 WK League was the twelfth season of the WK League, the top division of women's football in South Korea. The regular season ran from 15 June to 15 October 2020. Due to the COVID-19 pandemic, the total amount of rounds were reduced from 28 to 21.

Before the season, Gumi Sportstoto relocated to Sejong City.

Incheon Hyundai Steel Red Angels won their eighth consecutive title after defeating Gyeongju KHNP in the play-offs final.

Foreign players
The total number of foreign players was restricted to three per club, including a slot for a player from the Asian Football Confederation countries. Boeun Sangmu were not allowed to sign any foreign players due to their military status.

Final
Incheon Hyundai Steel Red Angels won 2–0 on aggregate.