Last name Jacint (Jacint 
, Jácint , Hyacinthus 
) , in the world, is a rare surname. The family name Jacint is characteristic of Spain, where it is quite a rare surname, Hungary, where it is a rare surname, and Chile, where it is a very rare surname. In absolute terms, it most frequently occurs in Spain, Hungary, and Nigeria. Likewise, Jacint is the forename as well as the last name.