SEK may stand for:

• SEK, reformed churches in Switzerland^{[citation needed]}
• SEK Studio, a North Korean animation studio
• Sidirodromoi Ellinikou Kratous, the Hellenic State Railways (Σιδηρόδρομοι Ελληνικού Κράτους, Greece, 1920-1970)
• Svensk ExportKredit AB: (Swedish Export Credit Corporation)^{[citation needed]}
• Swedish krona, the currency of Sweden

[edit] Organizations

• Socialist Workers' Party, Trotskyist political party in Greece
• Spezialeinsatzkommando, the German special police forces
• Synomospondia Ergaton Kyprou, the Cyprus Workers' Confederation

[edit] People

• Samuel Edward Konkin III, known as SEK III
• Sewer Evil King, fictional

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