Class 77

Class 77 may refer to:


 * British Rail Class 77
 * Class 77, a designation for EMD Class 66 operated by Euro Cargo Rail in France
 * DRG Class 77, a German tank locomotive class with wheel arrangements 2-6-4T or 4-6-2T operated by the Deutsche Reichsbahn and comprising:
 * Class 77.0: Palatine P 5
 * Class 77.1: Palatine Pt 3/6 and Bavarian Pt 3/6
 * Class 77.2: BBÖ 629, PKP Class Okm11
 * Class 77.3: ČSD Class 354.1
 * Belgian Railways Class 77, a Belgian diesel locomotive used both for shunting and for mainline cargo service
 * Class of 1977 (China), the first university entrance examination after the Cultural revolution in China.