Last name Януарий (Yanuary 
, Genver 
, Januaro 
) , across the world, is a rare family name. The family name Януарий is characteristic of Indonesia, where it is a rare surname, Venezuela, and Nicaragua, where it is a very rare surname. Measured by absolute frequency, it is commonest in Indonesia, Venezuela, and Mexico. Also, Януарий is the forename as well as the last name.
Белоножкин, Жуковский, and Николаенко