Baby Names Boy Names Meaning of the Name Thian Updated December 14, 2025 by Jennifer M. Thian Gender: Male Origin: Vietnamese Meaning: Smooth ♥ Add to my Namelist What is the meaning of the name Thian? The name Thian is primarily a male name of Vietnamese origin that means Smooth. People who like the name Thian also like: Casimir, Sebastien, Duncan, Tiernan, Ronan, Dexter, Lucas, Tien, Violet, Zoe, Iris, Theanna, Olivia, Miranda Names like Thian: Theotime, Thamina, Tan, Tayna, Timon, Tene, Tonia, Tammy, Tymon, Tema, Tenen, Tammen, Titania, Timea, Tunu, Tumo, Tomoyo, Thuan, Tamah, Teon, Theone, Tina, Tony, Tamami, Teman, Tatiana, Timmy, Tuomo, Tiyenna, Thana Stats for the Name Thian Thian is currently not in the top 100 on the Baby Names Popularity Charts Thian is currently not ranked in U.S. births