The meaning of Korean names is determined by the corresponding Chinese characters, and there are not many Koreans with the surname Wu. You can think of some meaningful Chinese names, and I can help you translate them into Korean.
Let me give you some common names in Korea:
(Oh Se-hun) Male
(Oh Jun-soo) Male
(Oh Soo-hyun) ) Male
(Wu Min-ho) Male
(Wu Joong-ki) Male
(Wu Qilian) Female
(Ng Eun-fei) Female
(Oh Ye-jin) female
(Oh Yoona) female
(Oh Min-ji) female