SPN

SPN may refer to:

Places

Saipan International Airport (IATA airport code: SPN), Saipan
Shahjahanpur railway station (station code: SPN), Uttar Pradesh, India
Spooner Row railway station (National Rail station code: SPN), South Norfolk, England
Spree-Neisse station (station code: SPN), Brandenburg, Germany; see List of railway stations in Frankfurt

Shortest job next, or shortest process next
Service Principal Name (SPN), used in the Kerberos protocol
Service provider name, stored on mobile phone subscriber identity module (SIM)
Substitution–permutation network, a mathematical operation used in cipher algorithms
Sum-Product Networks, a type of probabilistic machine learning model

Sanapaná language (ISO 639 code: spn)
Sp(n), a type of symplectic group in mathematics
Savanna Pastoral Neolithic, a culture and collection of societies in the archaeological record of the Rift Valley
State Policy Network, a U.S. national network of conservative and libertarian think tanks
Service Professionals Network, a social media and business directory website.
Scientific pitch notation, a method to specify musical pitch
Solitary pulmonary nodule, or coin lesion in the lung
CD43 or SialoPhoriN, a protein
Supramolecular polymer networks
Shorthand for the TV show Supernatural
Swiss Pool for the Insurance of Nuclear Risks
Serbia Against Violence, a Serbian political coalition