Last name Henriett (Henriett 
, Генриет 
) , all around the world, is a rare surname. The family name Henriett is characteristic of Hungary, where it is quite a rare surname, Romania, where it is a rare surname, and Spain, where it is a very rare surname. In absolute terms, the name is most common in Hungary, Romania, and Nigeria. More prevalently, Henriett is the forename as well as the last name.