"Muir" is the Scots word for "moorland", and the Irish and Scots Gaelic for "sea", and is the etymological origin of the surname and Clan Muir/Mure/Moore in Scotland and other parts of the world. Places United States Muir, Willits, California, a former unincorporated community now incorporated in Willits Muir, Michigan, a village Muir, Pennsylvania, a census-designated place Camp Muir, a high altitude refuge on Mount Rainier, Washington Mount Muir in the Sierra Nevada, California Muir Pass in the Sierra Nevada Muir Glacier, Alaska Muir Grove, a giant sequoia grove in Sequoia National Park, California Muir site, an archaeological site in Jessamine County, Kentucky Elsewhere Muir Peak, Antarctica Lake Muir, Western Australia Mount Muir (Canadian Rockies), Canada Muir, a community in the township of Norwich, Ontario, Canada Muir Seamount, an underwater volcano in the Atlantic Ocean north of Bermuda Schools Muir College (disambiguation) Muir Middle School (disambiguation) Muir Elementary School (disambiguation) People and fictional characters Muir (surname), a list of people and fictional characters Muir (given name) Clan Muir, a Scottish clan Other uses Muir baronets, a title in the Baronetage of the United Kingdom , a World War II destroyer escort Muir Army Airfield, a military airfield near Annville, Pennsylvania Muir House (disambiguation), various buildings on the US National Register of Historic Places Muir Homes, a privately owned housebuilding company in Scotland Muir Island, a fictional island in the Marvel Comics universe See also Muirs Highway, Western Australia