GCU

• Georgian Court University, in Lakewood, New Jersey, United States
• Glasgow Caledonian University, in Scotland, United Kingdom
• Government College Umuahia, a secondary school in Nigeria
• Government College University (disambiguation)
• Grand Canyon University, in Phoenix, Arizona, United States
• Great Cities' Universities, an American research-sharing association

• Alanine, an amino acid used in the biosynthesis of proteins which may be encoded by GCU
• General Contact Unit, a class of fictional artificially intelligent starship in The Culture universe of late Scottish author Iain Banks
• Greek Catholic Union of the USA, known as GCU

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