Gaspar Téllez-Girón, 5th Duke de Osuna
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Gaspar Téllez-Girón, 5th Duke de Osuna (? - June 2, 1694) was a Spanish general.
He was the grandson of Pedro Téllez-Girón, 3rd Duke of Osuna. He married a daughter of Caracena.
He lost the Battle of Castel Rodrigo in 1664, as part of the Portuguese Restoration War.