Alberto Pedro Spencer Herrera (6 December 1937 – 3 November 2006) was an Ecuadorian-Uruguayan footballer who played as a forward, regarded as the best Ecuadorian footballer of all time.
He is probably best known for his still-standing record for scoring the most goals in the Copa Libertadores, the most important club tournament in South America.
He was elected the 20th best South American footballer of the 20th century in a poll by the IFFHS in 2004.
He was known as "Cabeza Mágica" (Spanish for magic head).