Yoonseo is a lovely name of Korean origin, meaning "genuine" or "real." It is typically given to baby girls and is pronounced as yoon-suh in Korean (/jun.sʌ/). A variation of this name is Yunseo. While not very common in the United States, with only 5 occurrences in 2007 and a rank of 17632, Yoonseo carries a unique and meaningful essence that may appeal to parents looking for a distinctive and culturally rich name for their daughter.