Rayo Vallecano is a football club from Madrid, Spain. The club is from the working-class district of Vallecas and has strong ties with the local community. They wear a white shirt with a red diagonal stripe. The stadium is called Estadio de Vallecas and has a capacity of just over 14,000 spectators.

The club was founded in 1924 and is known for its involvement in social issues. The supporters are fanatical, outspoken and loyal, regardless of sporting achievements. Rayo Vallecano has played alternately in the top and second Spanish divisions over the years. The atmosphere around the club is raw, direct and genuine.