CGT can refer to:
- Corporate Gift Treasury
- General Confederation of Labour (disambiguation), various labour unions
- California Guitar Trio
- Capital gains tax
- Combinatorial game theory
- Compagnie Générale Transatlantique, otherwise known as the French Line
- Compensated gross tonnage
- Computational group theory
- Porsche Carrera GT
- China's Got Talent, a British-owned Chinese reality television series
- Criminal Geographic Targeting
- Canada's Got Talent