Family name Thiagarjan (Thiagarjan 
) , all around the world, is a very rare surname. The surname Thiagarjan is habitual in Malaysia, where it is a rare surname, and the United States, where it is an extremely rare surname. Much less frequently, Thiagarjan is the forename as well as the last name.
Sellam, Eswari, Yamuna, Yaamuneshwari, Darishini, Yugeshvri, Palaniandy, Vikneswari, and Vikneswary