The 2018 NCAA Division I Women's Swimming and Diving Championships were contested March 14–17, 2018 at the 37th annual NCAA-sanctioned swim meet to determine the team and individual national champions of Division I women's collegiate swimming and diving in the United States.

This year's events were hosted by Ohio State University at the McCorkle Aquatic Pavilion in Columbus, Ohio.

Stanford also became the third team to sweep all five relays at an NCAA Championship.

She was also a part of two winning relays, the 800 free relay (along with Katie Ledecky, Katie Drabot, and Brooke Forde), and the 400 free relay (along with Drabot, Simone Manuel, and Janet Hu).

[2] Stanford's Greg Meehan was awarded the 2018 CSCAA Division 1 Women's Coach of the Year for the second year, coaching Simone Manuel, Ella Eastin, Katie Ledecky, and Ally Howe to individual wins.