Gerson is the Spanish and Portuguese form of Gershom, the name of Moses' first son in the Bible, which is explained in Exodus as "a stranger there" or "exile". The name is used in Latin American Protestant families, and in the US it is most common among families from Central America and Brazil. Gerson peaked at number 1137 in 2005 and has stayed between numbers 1300 and 2000 since, ranking number 1576 in 2025.