Andrés de Santa Cruz y Calahumana was a Bolivian general and politician who served as interim president of Peru in 1827, the interim president of Peru from 1836 to 1838 and the sixth president of Bolivia from 1829 to 1839. He also served as Supreme Protector of the short-lived Peru-Bolivian Confederation from 1836 to 1839, a political entity created mainly by his personal endeavors.

The President of Peru, officially called the Constitutional President of the Republic of Peru, is the head of state and head of government of Peru. The president is the head of the executive branch and is the Supreme Head of the Armed Forces and National Police of Peru. The office of president corresponds to the highest magistracy in the country, making the president the highest-ranking public official in Peru.