The Ruy Lopez, also called the Spanish Opening or Spanish Game, is a chess opening characterised by the moves:
- 1. e4 e5
- 2. Nf3 Nc6
- 3. Bb5
The Ruy Lopez is one of the most popular openings, with such a vast number of variations that in the Encyclopaedia of Chess Openings all codes from C60 to C99 are assigned to them.