SB

SB or Sb may refer to:

• Spina bifida
• S.B., Scientiæ Baccalaureus or Bachelor of Science, an academic degree
• Senate Bill, especially when quoting a bill's code (e.g. "SB 1234")
• Sonderbehandlung, a German euphemism used during the Nazi era denoting murder
• Substantive, a term for noun
• Intel Sandy Bridge, an Intel processors codename