STJ may refer to:
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St. John's International School (disambiguation)
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St. John's University (New York)
St. John's University is a private Roman Catholic university in Queens, New York City. It was founded in 1870 by the Congregation of the Mission (C.M., the Vincentian Fathers) with a mission to provide the youth of New York with a Catholic univ ...
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Superconducting tunnel junction
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Severn Tunnel Junction railway station,
Wales;
National Rail station code STJ
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Superior Tribunal de Justiça
The Superior Court of Justice ( pt, Superior Tribunal de Justiça, also known as ''STJ'', ) is the highest appellate court in Brazil for non-constitutional questions of federal law. The STJ also has original jurisdiction over some cases. Its comp ...
, the highest court in Brazil
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