Cognomen Yutthaphichai (Yutthaphichai 
) , in the entire world, is an extremely rare last name. Much more frequently, Yutthaphichai is the forename as well as the last name.
Buato, Klahan, Phomma, Thaitae, Chaikhan, Thaithae, Sungbuakeaw, Khamphichai, Thawisuksahwang, and Prasroethsri