Last name 乐夫 (Lefu 
, 乐夫 ) , throughout the world, is quite a rare family name. The surname 乐夫 is habitual in Lesotho, where it is quite a rare surname, South Africa, where it is a rare surname, and China, where it is a very rare surname. More prevalently, 乐夫 is the forename as well as the last name.