Cognomen 罗伊德 (Royde 
, 罗伊德 ) , all over the world, is a very rare last name. The surname 罗伊德 is characteristic of the United Kingdom, where it is a very rare surname, Israel, and Honduras. In absolute terms, it most frequently occurs in the United Kingdom, India, and China. More frequently, 罗伊德 is the forename as well as the last name.