General elections were held in Mexico on Sunday, 2 July 2006. Voters went to the polls to elect a new President of the Republic to serve a six-year term, replacing then President Vicente Fox ; 500 members of the Chamber of Deputies to serve for three-year terms; and 128 members of the Senate to serve for six-year terms.

The president of Mexico, officially the president of the United Mexican States, is the head of state and head of government of Mexico. Under the Constitution of Mexico, the president heads the executive branch of the federal government and is the commander-in-chief of the Mexican Armed Forces. The current president is Andrés Manuel López Obrador, who took office on 1 December 2018.