Last name 凯夫 (Kaifu 
, 凯夫 , Cave 
) , all around the world, is a common family name. The family name 凯夫 is habitual in Barbados, where it is quite a common surname, Grenada, and the United Kingdom, where it is quite a rare surname. In absolute terms, it most frequently occurs in the United States, the United Kingdom, and France. Also, 凯夫 is the forename as well as the last name.