The 2019 NCAA National Collegiate Women's Water Polo Championship was the 19th annual tournament to decide the championship of NCAA women's collegiate water polo.

[1] Two play-in games were held on May 7, with the winners advancing to the main tournament, May 10–12 at the Avery Aquatic Center in Stanford, California, hosted by Stanford University.

[2] The tournament was open to all programs from Divisions I, II, and III.

Ten teams participated in the tournament: seven automatic bids and three at-large bids.

[2] All times Eastern.