Melvins are an American rock band formed in 1983 in Montesano, Washington. Their early work was key to the development of both grunge and sludge metal. Primarily a trio, they have also performed as a quartet, with either two drummers or two bassists. Since 1984, vocalist and guitarist Buzz Osborne and drummer Dale Crover have been constant members.

Montesano is a city in and the county seat of Grays Harbor County, Washington, United States. The population was 4,138 at the 2020 census.