Denise Baum is a Democratic representative for House District 45 in the Montana Legislature, serving Billings. Born in West Allis, Wisconsin, she is 56 years old and a long-time resident of Billings, Montana. She has served as a law enforcement officer with the Billings Police Department for over 21 years, including the last 15 years as a detective specializing in crimes against children, such as sexual and physical abuse cases. Motivated by funding cuts to public health services, she first ran for and won election to the Montana House in 2022 for District 47, before representing District 45 in the 2025 legislative session. She positions herself as a problem-solver focused on reducing crime and supporting Montana families and workers.

Education and Political Experience

• Education: BS in Criminal Justice Administration with a specialization in psychology from Mount Senario College in Ladysmith, Wisconsin.
• Political Experience: Incumbent Montana House Representative for HD45 ; elected in 2022 and serving in the 2025 session.