Carlos Castaño Panadero (born 7 May 1979) is a retired Spanish cyclist.

He had his best achievements in track cycling, in the 4000 m team pursuit.

In this discipline he won a bronze medal at the 2004 Summer Olympics and at the 2004 UCI Track Cycling World Championships.

He finished in 12th place in the individual pursuit at the 2004 Olympics.

[1] In road races, he won two stages of Vuelta a Burgos in 2005, finishing third overall.