Halle Walsh joined the BSU women's lacrosse coaching staff in the summer of 2019. Walsh is a 2018 graduate of Denison University (Ohio) where she earned a degree in communications with a minor in educational studies.

While at Denison, Halle competed on the women's lacrosse team for four seasons from 2015 to 2018, captained the squad her senior campaign and was a member of the Student-Athlete Advisory Council (SAAC). She earned All-North Coast Athletic Conference (NCAC) honorable mention honors in 2018, NCAC All-Tournament accolades in 2017, and graduated as the program's all-time leader in games played. Halle notched 44 goals and 36 assists in 76 career games to go along with 125 ground balls and 85 draw controls.

During Halle's collegiate career at Denison, the women's lacrosse team captured four consecutive NCAC championships and made four straight NCAA Division III Tournament appearances including a trip to the sweet sixteen in 2018.

Halle served as an administrative intern to the Denison women's lacrosse coaching staff her senior year and was a camp counselor at the Denison Women's Lacrosse Camp in June of 2015 and 2016. She was also an assistant coach and private instructor for the Duxbury Youth Lacrosse program from 2013 to 2017.

A native of Duxbury, Massachusetts, Halle currently lives in Cohasset, Mass..