Twin Falls can refer to:
Cities and counties
Twin Falls, Idaho
Twin Falls County, Idaho
Waterfalls
In Australia
Twin Falls (Northern Territory), a waterfall in the Kakadu National Park in the Northern Territory
In Canada
Twin Falls (British Columbia), a waterfall in Yoho National Park, British Columbia
Twin Falls (Labrador), a waterfall and hydroelectric generating station in Labrador
In the Philippines
Twin Falls (Camarines Sur), a waterfall named Itbog Falls located in Buhi, Camarines Sur
In the United States
Twin Falls (Idaho), a waterfall in Idaho, the namesake of the city of Twin Falls
Twin Falls (Montana), a waterfall in the Glacier National Park
Twin Falls (Oregon), a waterfall in the Silver Falls State Park.
Twin Falls (South Carolina), a waterfall near Pickens
Twin Falls (Washington), a waterfall near North Bend in Washington state
Twin Falls (Hawaii), a waterfall in Maui, Hawaii
In music
Twin Falls (band), an indie electronic folk band from Somerset, England
"Twin Falls", a song from the 1994 album There's Nothing Wrong with Love by Built to Spill
"Twin Falls", a live cover released by Ben Folds Five on their 1998 album Naked Baby Photos
Other
USNS Twin Falls (T-AGM-11), a missile range instrumentation ship
Twin Falls Resort State Park, Saulsville, West Virginia