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
Telecommunications, computing, cryptography 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
Other uses 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 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 Nunavik Police Service (acronym of the French name, Service de police du Nunavik)
See also
Sp!n Spin (disambiguation)