Surname ארלו (Arlo 
, ארלו 
) , across the world, is a rare last name. The family name ארלו is habitual in Papua New Guinea, where it is quite a rare surname, Malaysia, where it is a rare surname, and Honduras. Not in comparison with a country's population, the name is most common in Malaysia, Indonesia, and Papua New Guinea. More frequently, ארלו is the forename as well as the last name.