Marquess of Las Carreras is a title in the Peerage of Spain. It was created in 1862 by Queen Isabel II to the Lieutenant General Pedro Santana, landholder and the 1st, 4th and 8th President of the Dominican Republic, following his retirement as Governor-General of Santo Domingo in 1862.
Marquesses of Las Carreras (1862)
References
Marquess of Las Carreras Wikipedia(Text) CC BY-SA