Baby Names Gender-Neutral Names Meaning of the Name Jae-Seong Updated November 15, 2025 by Jennifer M. Jae-Seong Gender: Neutral Origin: Korean Meaning: True, Sincere ♥ Add to my Namelist What is the meaning of the name Jae-Seong? The name Jae-Seong is primarily a gender-neutral name of Korean origin that means True, Sincere. People who like the name Jae-Seong also like: Dmitri, Ajay, Jaguar, Aman, Aegir, Jaser, Ansel, Stella, Xiu Juan, Nyla, Vera, Umeko, Kyong, Juliette Names like Jae-Seong: Junko, Jones, Janusz, Jennica, Janaki, Jimenez, Jennique, Jaymes, Jonas, Jansje, Jenis, Jenise, James, Juancho, Jahmisey, Jagienka, Janis, Jannik, Jeong, Janus, Jennessee, Junius, Jumeaux, Jancis, Jennings, Jawanza, Jennis, Johannes, Jinx, Janneke Stats for the Name Jae-Seong Jae-Seong is currently not in the top 100 on the Baby Names Popularity Charts Jae-Seong is currently not ranked in U.S. births