Sor

Sor may refer to:
 * Fernando Sor (1778–1839), Spanish guitarist and composer
 * Sor, Ariège, a French commune
 * SOR Libchavy, a Czech bus manufacturer
 * Sor, Azerbaijan, a village
 * Sor, Senegal, an offshore island
 * Sor River, a river in the Oromio region, Ethiopia
 * Sor Mañón (also known as Sor River), any of a number of rivers in Galicia, Spain
 * Sör, a word for beer in Hungary
 * Sor (geomorphology), a kind of drainless depression with a salt marsh or intermittent lake in the Kazakh language
 * Sor, Serdar Ortaç song

SOR may stand for:
 * Shades of Rhythm, a British based rave music group
 * SOR Libchavy, Czech bus manufacturer
 * Sean O'Rourke, Irish broadcaster and journalist
 * Southern Ontario Railway, a shortline railway in southern Ontario
 * School of Rock, 2003 film starring Jack Black
 * Son of Rambow, 2008 film starring Bill Milner and Will Poulter
 * Sex offender registry
 * Smart order routing, a rule-based mechanism for selecting the destination of trading orders
 * Society of Radiographers, a UK trade union
 * Starfire Optical Range
 * Steam to oil ratio, the ratio of water used for steam and oil in oil production.
 * Streets of Rage (series), a popular beat 'em up series developed by Sega
 * Successive over-relaxation, a numerical method used to speed up convergence
 * System of record, an information storage system
 * Equality Act (Sexual Orientation) Regulations (UK legislation)
 * Singapore Swop Offer Rate (SOR)
 * Statutory Orders and Regulations