2015 Big 12 Conference women's soccer season

The 2015 Big 12 Conference women's soccer season was the 20th season of women's varsity soccer in the conference.

The West Virginia Mountaineers claimed their fourth consecutive outright regular season championship, becoming the first time in Big 12 history to do so. The Texas Tech Red Raiders won their first Big 12 tournament title with a 1–0 victory over the Kansas Jayhawks in the final.

Big 12 tournament
Texas Tech claimed its first Big 12 tournament championship in 2015. Following an overtime win over Oklahoma, the Red Raiders eliminated the two-time defending tournament champions West Virginia, 1–0. Texas Tech outlasted Kansas in the final by the same score, claiming the league's automatic berth to the NCAA tournament.