1838 in Spain

Incumbents

• Monarch: Isabella II
• Regent: Maria Christina of the Two Sicilies
• Prime Minister:
• * until 6 September: Narciso Fernández de Heredia, 2nd Count of Heredia-Spínola
• * 6 September-9 December: Bernardino Fernández de Velasco, 14th Duke of Frías
• * starting 9 December: Isidro de Alaix Fábregas

Events

• June 20–22 - Battle of Peñacerrada
• October 1 - Battle of Maella

Births

• April 10 - Nicolás Salmerón y Alonso

Deaths

• September 1 - Gabriel de Mendizábal Iraeta
• Francisco Javier Venegas