Rainier may refer to:
Places United States Rainier, Oregon, a city Rainier, Washington, a city Mount Rainier, Washington, a stratovolcano Rainier National Forest, Washington, a former national forest Rainier Mesa, Nevada, a nuclear test region
Canada Rainier, Alberta, a hamlet
Sports Seattle Rainiers, a defunct minor league baseball team in Seattle, Washington, US Tacoma Rainiers, a minor league baseball team of the Pacific Coast League, US
Science and technology Visual Studio .NET (pre-release codename: Rainier), by Microsoft Rainier, a test nuclear blast, part of Operation Plumbbob Project Rainier, an Amazon Web Services AI supercomputer Rainier cherry, a cultivar of cherry
Transportation Buick Rainier, a car Rainier (Link station), a light rail station in Seattle, US Rainier Motor Car Company, an American automobile manufacturer from 1905 to 1911
Ships USS Rainier, several US Navy ships HMS Admiral Rainier (1800), a Dutch brig captured and renamed by the British NOAAS Rainier, a US hydrographic survey ship
Other uses Rainier (name), a list of people and fictional characters with the given name or surname Rainier Brewing Company, based in Washington, US Rainier Club, a private club in Seattle, Washington, US Rainier High School (disambiguation), several high schools in the US
See also
Mount Rainier (disambiguation) Rainier Beach, Seattle, a city neighborhood Rainier Valley, Seattle, a city neighborhood Rainer (disambiguation) Rayner (disambiguation) Rainerius (c. 1115/1117–1160), patron saint of Pisa Raynor, an English surname Reiner (disambiguation) Reyner, a surname and a given name