Cognomen كلفن (Kelvin 
, كلفن) , in the world, is a common last name. The family name كلفن is habitual in Honduras, where it is quite a common surname, Nigeria, and Ghana (explore the name in all countries). Measured by absolute frequency, the name is most common in Nigeria, Kenya, and Honduras. More prevalently, كلفن is the forename as well as the last name.