Sourdough (disambiguation)

Sourdough is a class of yeast colony, dough and bread

Sourdough may also refer to:

People

Sourdough, Montana, USA; an unincorporated community in Sweet Grass County
Sourdough Draw, South Dakota, USA; a draw (valley)
Sourdough Island, Missoula County, Montana, USA; an island, see List of islands of Montana
Sourdough Lake, Park County, Montana, USA; a lake, see List of lakes of Park County, Montana
Sourdough Mountains, Washington State, USA; a mountain range
Sourdough Mountain (Whatcom County, Washington), USA; a mountain
Sourdough Peak, Wrangell Mountains, Alaska, USA; a mountain
Sourdough Glacier, Wind River Range, Wyoming, USA; a glacier

Sourdough Lodge, Richardson Highway, Alaska, USA; an NRHP-listed roadhouse
Sourdough Inn, Fort Yukon, Alaska, USA; an NRHP-listed hotel
The Sourdough Saloon, Beatty, Nevada, USA; a Western saloon
Sourdough Campground, North Fork Smith River (California), USA; a campground
Sourdough Alley, Red Mountain Resort, Rossland, West Kootenay, British Columbia, Canada; a trail
Sourdough Hill, Meagher County, Montana, USA; a trail, see List of trails of Meagher County, Montana

Sourdough Air Transport, see List of defunct airlines of the United States (N–Z)
Sourdough Expedition, the first climbing ascent of the tallest mountain in North America, Denali
Sourdough (novel) by Robin Sloan
The Sourdoughs (film), an alternate title for the 1952 'Abbott & Costello' film Lost in Alaska
The Sourdough (magazine), the professional journal of the Alaska Library Association
Project Sourdough, a cigarette marketing scheme, an alternate name for Project SCUM