Last name R-E (R-E 
) , worldwide, is a very rare cognomen. The surname R-E is habitual in Australia, where it is a very rare surname, France, where it is an extremely rare surname, and Peru. In absolute terms, it is the most numerous in Australia, France, and the United States. More prevalently, R-E is the forename as well as the last name. Parts of the name also exists independently as a first name R, and a first name E.