Duke of la Victoria () is a hereditary title in the Peerage of Spain, accompanied by the dignity of Grandee and granted in 1839 by Isabella II to Baldomero Espartero, who was Prime Minister of Spain, in remembrance of his military victories that led to the embrace of Vergara. He was also made Prince of Vergara by Amadeo I to recognise this peace treaty.
The current duke is the Spanish General Consul in São Paulo.