Baby Names Girl Names Meaning of the Name Joo Updated January 22, 2026 by Jennifer M. Joo Gender: Female Origin: Korean Meaning: Precious ♥ Add to my Namelist What is the meaning of the name Joo? The name Joo is primarily a female name of Korean origin that means Precious. People who like the name Joo also like: Mee, Adoncia, Bi, Ji-Yu, Michiyo, Gyeong-hui, Chiyemi, Kyu, Yong, Hee, Chin, Bae, U-Jin, Dae Names like Joo: Jake, Jae, Jaycee, Jaya, Jesse, Jace, Jesus, Jasey, Joash, Jacquez, Joyce, Jaka, Jo, Josh, Joykiss, Ji, Jachai, Jessie, Ja, Jazz, Josue, Jui, Jess, Ju, Jaxie, Jakai, Jessia, Jose, Jia, Joie Stats for the Name Joo Joo is currently not in the top 100 on the Baby Names Popularity Charts Joo is currently not ranked in U.S. births