Worldwide, Lennyn (Lennyn 
) is a rare predominantly male, but very seldom feminine forename. The forename Lennyn is habitual in Latin America and the Caribbean, particularly the Dominican Republic, where it is a rare male name, Nicaragua, where it is a rare principally boy's, but very seldom girly name, and Peru, where it is a very rare masculine name. Not in comparison with a country's population, it is the most numerous in Latin America and the Caribbean, particularly Mexico, the Dominican Republic, and Nicaragua. Likewise, Lennyn is the last name as well as the forename.