American Samoa (IOC and FIFA country code: SAM)

Male given names (U.S. Census Bureau statistics):^[1]

Samson (not listed)

Shoot apical meristem

Student Association of Missouri

S-adenosyl methionine

Sympathetic adrenal medullary system, related to the sympathetic nervous system

Sigma Alpha Mu, a fraternity

Samuel (0.306%)

Sociedad Aeronáutica de Medellín, a Colombian airline

Security Account Manager, the accounts database used by Microsoft Windows NT

Sam Maguire Cup, a Gaelic football trophy

Uncle Sam, a personification of the United States government

Society of American Magicians

Self-assembled monolayer

Göteborgs Högre Samskola, a school in Gothenburg, Sweden

Scanning acoustic microscope

Sam (text editor), a text editor by Rob Pike

Seattle Art Museum

Surface-to-Air Missile, a missile designed to be launched from the ground to destroy aircraft

Software Automatic Mouth, a computer program for speech synthesis

Samantha (0.124%)

Sam (orangutan), an orangutan who starred in the movie Dunston Checks In

Sandy Area Metro in Sandy, Oregon

Small article monitor

Sequential access memory, a class of storage devices that are read sequentially

SAM Linux

Sam (dog), a dog voted the world's ugliest dog for three years running

SAM (vehicles), a Greek truck manufacturer

saṃ, a copulative or collectivizing prefix in Sanskrit

Secure Access Module

Southern Annular Mode, a mode of atmospheric variability of the southern hemisphere

Samwise (not listed)

Sam, a sequel to the novel Charly by Jack Weyland

Sam, a character played by Honeysuckle Weeks in the television series, Foyle's War