Oswald Gray is an unincorporated place in New Brunswick, Canada. It is recognized as a designated place by Statistics Canada.
In the 2021 Census of Population conducted by Statistics Canada, Oswald Gray had a population of 84 living in 35 of its 36 total private dwellings, a change of from its 2016 population of 103. With a land area of , it had a population density of in 2021.