圣费尔南多
Luis Carrero Blanco was born on 4 March 1904 in the coastal town of Santoña, province of Santander, to Camilo Carrero Gutiérrez (1879–1936), a lieutenant colonel in the Army stationed in nearby Santander, and Ángeles Blanco Abascal (1885–1910) a local woman. He had his early schooling at the in Santoña and in 1918, at the age of 14, he followed the family military tradition by enlisting at the Spanish Naval Academy in San Fernando, Cádiz.