Stacy Zinn is a Republican politician serving as the representative for Montana House District 52 , appointed in December 2025 to complete the remaining 13 months of William W. Mercer's term after his resignation for a federal judgeship. A Billings resident originally from Texas who has lived in Montana for over a decade, Zinn, aged 58 as of 2024, is a retired special agent with the U.S. Drug Enforcement Administration , with experience on the U.S.-Mexico border. She finished third in the 2024 Republican primary for U.S. House District 2 , her first run for office, earning 13,478 votes and the second-most in Yellowstone County. Notable positions include vice chair of the Montana GOP, elected in June .

Education and Political Experience

No specific details on formal education are provided in available sources. Politically, Zinn entered public life as a candidate in the 2024 U.S. House primary, built a profile as a speaker on drug enforcement and immigration, formed a campaign committee for House District 52, and was unanimously selected by the Yellowstone County Commission for her current legislative appointment.