Liu Nianguang (Chinese: 刘念光; born December 1957) is a lieutenant general (zhongjiang) in the People's Liberation Army.

He is the current Political Commissioner of National University of Defense Technology.

In 2006 he was promoted to become Director of Political Department of the 40th Group Army, a position he held until 2008.

He was Director of Political Department of the Chengdu Military Region in December 2013, and held that office until January 2016.

In July 2017 he was appointed Political Commissioner of National University of Defense Technology, replacing Wang Jianwei.