title: SN1 (disambiguation)
text: # SN1 (disambiguation)
  
  SN1 may refer to:
  
  * SN1 reaction, a type of organic chemical reaction
  * (7990) 1981 SN1, a Main Belt minor planet
  * (7058) 1990 SN1, a main-belt minor planet
  * a SN postcode for Swindon, England
  * Sportsnet One, a Canadian sports channel
  