The 2023 WK League was the 15th season of the WK League, the top division of women's football in South Korea. The regular season ran from 24 March to 3 September 2023, and the play-offs from 11 to 25 November 2023. Incheon Hyundai Steel Red Angels won their eleventh consecutive title after beating Suwon FC in the final. As winners, they qualified for the inaugural edition of the AFC Women's Champions League.
Boeun Sangmu relocated from Boeun to Mungyeong before the season and renamed as Mungyeong Sangmu.
The total number of foreign players was restricted to three per club, including a slot for a player from the Asian Football Confederation countries. Mungyeong Sangmu were not allowed to sign any foreign players due to their military status.
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Incheon Hyundai Steel Red Angels won 7âÂÂ5 on aggregate.