Yu Zhijian (September 29, 1963 --- March 30, 2017, Simplified Chinese: ???; Pinyin: Yú Zhìjian) was a Chinese dissident from Hunan Province, known for his leading role in 1989 Mao portrait vandalism incident.
Yu Zhijian, Yu Dongyue and Lu Decheng vandalized Mao Zedong's portrait in Tiananmen Square on May 23, 1989.
He was charged with counter-revolutionary propaganda and incitement, counter-revolutionary sabotage, writing reactionary slogans, and destruction of state property, and received life imprisonment.
After being granted parole and released in 2000, Yu and his family fled to the U.S.
in 2009.
On March 30, 2017, Yu Zhijian died of diabetes at the age of 54.