Westmar is a locality in the Western Downs Region, Queensland, located south of Meandarra.
The name was derived from the first part of the words WESTern and MARanoa.
The Moonie River flows from east to west through the northern part of the locality, and the Kinkora State Forest is on the eastern boundary.
In the 2021 census, Westmar had a population of 59 people.