Club Deportivo Lealtad de Villaviciosa (English: Loyalty Sporting Club of Villaviciosa) is a Spanish football team based in Villaviciosa, in the autonomous community of Asturias. Founded in 1916, it plays in Tercera Federación – Group 2, holding home games at Les Caleyes ground with a capacity of 3,000.
It only remained in the third tier one season and spent fifteen more seasons in Tercera before being promoted again in 2014, after overcoming a critical economic situation in 2012, by beating CD Puertollano in the shootout of the group champions' play-off.
This time, Lealtad avoided relegation after beating Racing Ferrol in the last match of the 2014–15 season by 1–0. In the 2015–16 season, Lealtad achieved a great year with a 10th position, the best ever in the club's history.
After four seasons in the third tier, Lealtad would be relegated to Tercera División in April 2018, after receiving an 8–0 defeat from Bilbao Athletic.
Lealtad plays its games at Estadio Les Caleyes located next to the river mouth of Villaviciosa. It has a capacity of 3,000 spectators and after its last renovation, the main tribune has 220 seats.