Cognomen ทวิกร (ทวิกร , Dawikorn , Tawikron) , all around the world, is an extremely rare surname. Much more prevalently, ทวิกร is the forename as well as the last name.
Tawikorn
เสาวนะ, and ลิขิตปรีชาภักดี
, Dawikorn