sierra

• Sierra de Juárez, a mountain range in Baja California, Mexico
• Sierra de las Nieves, a mountain range in Andalusia, Spain
• Sierra Madre (disambiguation), various mountain ranges
• Sierra Madre (Philippines), a mountain range in the east of Luzon, Philippines
• Sierra mountains (disambiguation)
• Sierra Nevada, a mountain range in the U.S. states of California and Nevada
• Sierra Nevada (Spain), a mountain range in Andalusia, Spain
• Sierra de San Pedro Mártir, a mountain range in Baja California, Mexico
• Sierra Maestra, a mountain range in Cuba

• Sierra Leone, a country located on the coast of West Africa

• Sierra Bullones, Bohol, Philippines

• Sierra Nevada National Park (Spain), Andalusia, Spain
• Sierra Nevada Observatory, Granada, Spain

• High Sierra Trail, California, United States
• Sierra County, California
• Sierra County, New Mexico
• Sierra Foothills AVA, an American Viticultural Area in California
• Sierra National Forest, California, United States
• Sierra Sky Park Airport, Fresno, California
• Sierra Valley, in Plumas and Sierra counties, California

• Sierra (Ecuador), the mountain region of Ecuador
• Sierra (Peru), the mountain region of Peru
• Sierra Nevada de Santa Marta, a national park in northern Colombia
• Sierra Nevada National Park (Venezuela), a national park in the Andean Region of Venezuela

• Sierra (group), American musical artists
• Sierra (metal band), Canadian progressive rock band
• "Sierra" (song), a song by Maddie & Tae
• "Sierra", a song by Cursive from the 2003 album The Ugly Organ
• "Sierra", a song by Boz Scaggs on 1994's Some Change

• Sierra (film), a 1950 Western starring Audie Murphy
• Sierra (magazine), published by the Sierra Club
• Sierra (TV series), a 1974–1975 NBC television show produced by Universal Studios
• Sierra Entertainment, a defunct developer and publisher of video games

• Sierra (supercomputer), or ATS-2, a supercomputer for nuclear weapon simulations at Lawrence Livermore National Laboratory
• Sierra, a library management system developed by Innovative Interfaces
• macOS Sierra, the thirteenth major release of the desktop operating system from Apple Inc., formerly known as Mac OS X and OS X

• Sierra Club, an environmental organization in the United States
• Sierra Club Canada, an environmental organization in Canada
• Sierra College, a community college located in Rocklin, California

• Acme Sierra, an American experimental aircraft built in 1948
• Advanced Aeromarine Sierra, a glider
• Ford Sierra, a car produced by the Ford Motor Company
• GMC Sierra, various trucks and SUVs produced by General Motors
• {{sclass|Sierra|corvette|1}}, a ship class of the Mexican Navy
• {{sclass2|Sierra|submarine|1}}, a Russian attack nuclear submarine
• {{USS|Sierra|disambiguation}}, the name of more than one United States Navy ship
• {{USS|Stokes|AKA-68}}, a United States Navy attack cargo ship named SS Sierra from 1947 to 1961 while in commercial service

• Sierra (name)
• Sierra (retailer), an off-price retailer formerly known as Sierra Trading Post
• Pacific sierra or Mexican sierra (species Scomberomorus sierra), a Spanish mackerel fish
• PMC-Sierra, a semiconductor company
• Sierra, the NATO phonetic alphabet designation for the letter S

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• {{srt}}
• Cera (disambiguation)
• Cerro (disambiguation)
• High Sierra (disambiguation)
• Jamón serrano, Spanish for "Sierra ham"
• La Sierra (disambiguation)
• Sierra Nevada (disambiguation)
• Serra (disambiguation)
• Serra (surname)
• Sierre, Switzerland

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