Last name ตรีวิโรจน์ (ตรีวิโรจน์ 
) , globally, is a very rare family name. The family name ตรีวิโรจน์ is characteristic of South-eastern Asia, particularly Thailand, where it is a rare surname. Very seldom, ตรีวิโรจน์ is the forename as well as the last name.