Date of Birth: 
Place of Birth: Burgos, Castile and León, Spain
About Juan Castañeda
- Juan Castañeda (born 18 October 1980) is a Spanish épée fencer. Castañeda won the silver medal in the épée team event at the 2006 World Fencing Championships after losing to France in the final.
- He accomplished this with his team mates Ignacio Canto, José Luis Abajo and Eduardo Sepulveda Puerto.
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