Tom McGillvray is an American politician and a Republican member of the Montana Senate.

He served as House Majority Leader in 2011 legislative session, Assistant Republican leader in the 2009 legislative session and as Majority Whip during the 2007 legislative session.

[2] In the 2023 legislative session Sen. McGillvray served as Chairman of Senate Committee on Committees, Public Health, Ethics and Vice Chair of Senate Finance and Claims-Section D. McGillvray received a Bachelor of Science degree from Montana State University.

He served as an Ameriprise Financial advisor from 1990 to 2017 and retired in 2017 to run for the Montana State Senate.

[1][2] McGillvray and his wife Margaret reside in Billings, Montana, and have three children.