SB

SB may refer to:

In places:
* Solomon Islands: ISO 3166 country code
* Santa Barbara, California
* Saint Pierre and Miquelon: FIPS PUB 10-4 territory code
* San Bernardino, California, A city in the State of California which is th 14th largest metropolitan area in the United States

In software:
* "Shadowbane", a MMORPG

In transportation:
* South-bound
* Skagensbanen, a Danish railway company (now merged into Nordjyske Jernbaner)
* Aircalin IATA code
* South Buffalo Railway reporting mark|SB

In science and technology:
* Sodium borate, a buffer for electrophoresis
* Bachelor of Science, from the Latin "Scientiae baccalaureus"
* National Science Bowl, a national competition for the advancement of science in schools
* SmithKline Beecham, a pharmaceutical company
* Spectroscopic binary star
* Sound Blaster, a family of sound cards created for use in personal computers.
* an abbreviation for barred spiral galaxy

In entertainment:
* Sleeping Beauty, a story written in 1697
* Shaw Brothers Studio, a Hong Kong movie studio
* Squirrel Boy, animated television series starring Andy Johnson and his pet Rodney J. Squirrel.
* SpongeBob SquarePants, an animated television series
* Steve Buscemi, actor
* Strong Bad, a character in the fictional world of "Homestar Runner"

In politics and law:
* Senate Bill

In sport and games:
* Super Bowl, the championship game of the National Football League
* Stolen Base (baseball)
* Small Blind, in Texas hold 'em poker
* Nike Dunk SB, a skateboarding shoe made by Nike
* Scrap Bikes, a BMX company founded in the Philippines

In music:
* Soulja Boy, an American rapper
* Swizz Beatz, an American rapper
* Sabrina Bryan, a Cheetah Girl

In police and military:
* Special Branch a division of UK police services.
* Służba Bezpieczeństwa, the former Polish secret police
* Special Warfare Boat Operator, a United States Navy occupational rating.
* Tupolev SB, a Soviet bomber of World War II

In other:
* Idiot, from the Chinese insulting word "Sha Bi" (傻屄, means "stupid").
* Scrubbing Bubbles, a cleaning company
* Singapore Biennale, a visual arts biennale held in Singapore
* Stony Brook University, in the State University of New York system
* Spring Break, a week-long recess from studying in early spring at universities in many countries

Sb may refer to:
* Antimony: chemical symbol for the element (from the Latin "Stibium")

sb may refer to:
* .sb, the country code top-level domain (ccTLD) for the Solomon Islands
* Stilb, a unit of luminance (equal to 1 cd/cm²)
* Substantive, in grammar
* Somebody