Cognomen Umbek (Umbek 
) , in the world, is a very rare family name. The cognomen Umbek is characteristic of South-eastern Asia, particularly Malaysia, where it is a very rare surname, and Indonesia. Very seldom, Umbek is the forename as well as the last name.
Melvin Martin, Jerome Jedidiah Anak, Esther Hadasha, Michille Marsheila, Joseph Jeremiah, and Joseph Jeremiah Anak