SNF
SNF may refer to:

Organizations
 National League of Sweden (previously Sveriges Nationella Förbund), youth organisation
 SNF Floerger, polyacrylamide manufacturer
 Somali National Front, a political armed movement
 Stavros Niarchos Foundation, Greek charity
 Swiss National Science Foundation (Schweizerischer Nationalfonds zur Förderung der wissenschaftlichen Forschung)

Transport
 Shenfield railway station (station code SNF), Essex, England
 Sub Teniente Nestor Arias Airport (IATA code: SNF), San Felipe, Yaracuy, Venezuela

Other uses
 NBC Sunday Night Football, TV by NBC, US
 Neurotransmitter sodium symporter (symbol: SNF), a family of proteins
 Saturday Night Football (UK TV programme), 2013–2016
 Server Normal Format, a bitmap font format used by X Window
 Skilled nursing facility
 Smith normal form
 Spent nuclear fuel