Jill Cohenour is a Democratic Party member of the Montana House of Representatives. Representing the East Helena area, she has represented the 51st district from 2003 to 2005, the 78th from 2005 to 2011, the 84th from 2023 to 2025, and the 83rd since 2025. She also represented the 42nd district in the Montana Senate from 2015 to 2023, rising to minority leader from 2021 to 2023.

Jill Cohenour
Minority Leader of the Montana Senate
In office
January 4, 2021 – January 2, 2023
Preceded byJon Sesso
Succeeded byPat Flowers
Member of the Montana Senate
from the 42nd district
In office
January 5, 2015 – January 2, 2023
Preceded byDave Lewis
Succeeded byMary Ann Dunwell
Member of the Montana House of Representatives
51st district (2003–2005)
78th district (2005–2011)
84th district (2023–2025)
83rd district (2025–present)
In office
January 6, 2003 – January 3, 2011
Succeeded bySteve Gibson
Assumed office
January 2, 2023
Personal details
BornHavre, Montana, U.S.
Political partyDemocratic
SpouseJoe
EducationUniversity of Montana (BS)
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Montana Senate
Preceded by Minority Leader of the Montana Senate
2021–2023
Succeeded by