The purpose of this research was to examine the relationships between Korean and Manchu costume terminologies. The results of the analysis of this study were as follows: Is was found that some of the Korean costume terminologies were derived from the Manchu costume terminologies. It was also found that some of the Koran and Manchu costume terminologies were closely related to each other. It also appeared that Korean, Manchu, and Mongolian costume terminologies were heavily influenced by the Chinese costume terminologies.