Alzaga (surname)

Alzaga is a surname of Basque origins. Notable people with the surname include:


 * Fernando Vérgez Alzaga (born 1945), Spanish bishop
 * Martín de Álzaga (1755–1812), Spanish merchant and politician
 * Martín de Álzaga (racing driver) (1901–1982), Argentine racing driver
 * Óscar Alzaga (born 1942), Spanish politician
 * Rodolfo de Álzaga (1930–1994), Argentine racing driver