Xu Xianzhi (徐羨之) (364–426), courtesy name Zongwen (宗文), was a high level official of the Chinese dynasty Liu Song, who, along with his colleagues Fu Liang and Xie Hui, deposed Emperor Shao after the death of Emperor Wu (Liu Yu) due to their belief that Emperor Shao was not fit to be emperor. When Emperor Shao's brother Emperor Wen subsequently wanted to kill him, he committed suicide.
Read more about Xu Xianzhi: During Jin Dynasty, During Emperor Wu's Reign, During Emperor Shao's Reign, During Emperor Wen's Reign