Cognomen อุดมการ (Rich 
, อุดมการ 
, Udomkan ) , worldwide, is a common last name. The cognomen อุดมการ is habitual in Vanuatu, where it is quite a common surname, Isle of Man, and Ghana (explore the name in all countries). In absolute terms, the name is most common in the United States, Ghana, and the United Kingdom. Also, อุดมการ is the forename as well as the last name.