Last name Donan (Donan , โดนัลด์ ) , throughout the world, is quite a rare cognomen. The family name Donan is habitual in El Salvador, where it is quite a rare surname, Philippines, where it is a rare surname, and Honduras. In absolute terms, the name is most common in Philippines, the United States, and Turkey. Very seldom, Donan is the forename as well as the last name.