FSE

FSE may refer to:

Organizations

 * Federation of European Scouting (disambiguation) (French: Fédération du Scoutisme Européen)
 * Ferrovie del Sud Est, an Italian railway company
 * Football Supporters Europe, a football fan network
 * Fung Seng Enterprises, a Hong Kong conglomerate
 * Franciscan Sisters of the Eucharist, a Roman Catholic religious congregation

Computing

 * Fast Software Encryption, cryptography conference
 * Finite-state entropy, entropy coding scheme

Finance

 * Frankfurt Stock Exchange, Germany's largest stock exchange
 * Fukuoka Stock Exchange, a stock exchange in Japan

Human and veterinary medicine

 * Feline spongiform encephalopathy
 * Fetal scalp electrode

Science and technology

 * Fast Spin Echo, a type of magnetic resonance imaging sequence
 * Free surface effect, liquids in slack tanks

Other

 * Finnish Sign Language (fse), the ISO languagecode for the Finnish sign language
 * Fremont Street Experience, a pedestrian mall
 * Field service engineer