Zhenwu was a famous painter in Yuan Dynasty and one of the "Yuan Sijia".
Famous painters in the early Qing Dynasty were known as "Four Kings, Wu and Yun"
Wu Changshuo was a great painter and painter in the late Qing Dynasty and the early Republic of China, and one of the representatives of Shanghai painters.
Dianshizhai Pictorial, hosted by Wu Youru, a famous painter in the late Qing Dynasty, was the earliest self-run pictorial of China people.
Wu Fating, a famous modern oil painter, was one of the earliest painters to study abroad.
Wu Hufan, a famous modern landscape painter.
Wu Zuoren, a famous contemporary painter.
Wu Guanzhong, a famous contemporary painter.
Wu Changjiang is currently the chairman of China Artists Association.
These are very famous. I won't list other small painters.