Wang Zhengjun (71 BC–13 AD) was first empress, then empress dowager, and finally grand empress dowager during the reigns of the Emperors Yuan (r. 49–33 BC), Cheng (r. 33–7 BC), and Ai (r. 7–1 BC), respectively. During this time, a succession of her male relatives held the title of regent. Following the death of Ai, Wang Zhengjun's nephew Wang Mang (45 BC–23 AD) was appointed regent as Marshall of State on 16 August under Emperor Ping (r. 1 BC – 6 AD).