From Sino-Korean 祐 (u) meaning "divine intervention, protection" or 雨 (u) meaning "rain" or 宇 (u) meaning "house, eaves, universe" or 佑 (u) meaning "help, protect, bliss" combined with 娟 (yeon) or 妍 (yeon) both meaning "beautiful". Other hanja combinations can form this name aswell