Surf (detergent), a brand of laundry detergent made by Unilever
Computers and software
"Surfing the Web", slang for exploring the World Wide Web
surf (web browser), a lightweight web browser for Unix-like systems
Surf (video game), a 2020 video game included with Microsoft Edge
SURF, an acronym for "Speeded up robust features", a computer vision algorithm
Education
Summer Undergraduate Research Fellowship, a common summer immersion experience in higher education which supplement research activities that occur during the academic year
Music
Surf (Roddy Frame album), a 2002 album released by Roddy Frame
Surf (Donnie Trumpet & The Social Experiment album), a 2015 album by Donnie Trumpet & The Social Experiment
Surf music, a genre of popular music associated with surf culture
"Surf" (Mac Miller song), a 2020 song by Mac Miller
Places
Surf, California, unincorporated community in Santa Barbara County near Lompoc
Surf station, passenger rail station served by Amtrak's Pacific Surfliner
Sanford Underground Research Facility, national laboratory for experiments conducted deep underground, in South Dakota
Popular culture
Surf culture, the culture surrounding the sport of surfing
Ships
USS Surf, the name of more than one United States Navy ship
Sports
Surfing, a surface water sport
The Atlantic City Surf, a defunct professional baseball team that played in Atlantic City, New Jersey, in the United States from 1998 to 2008
Other uses
Surf zone, the foreshore region where approaching ocean surface waves get taller and break to form foamy/bubbly surface known as surf
SURF (Stanford US-Russia Forum)
Scottish Urban Regeneration Forum, an urban renewal body
Sanford Underground Research Facility, the underground laboratory
SURFnet, the university computing organisation in the Netherlands