The 2015–16 Colorado State Rams women's basketball team represented Colorado State University in the 2015–16 college basketball season.

The Rams, led by fourth year head coach Ryun Williams, played their home games at Moby Arena and were members of the Mountain West Conference.

They finished the season 31–2, 18–0 in Mountain West play to win the regular season championship.

They also won the Mountain West women's tournament and earn an automatic trip to the NCAA women's tournament, where they lost to South Florida in the first round.

Roster [1] 2015–16 NCAA Division I women's basketball rankings