David Wagner may refer to:

• David L. Wagner (born 1956), American entomologist
• David Wagner (soccer) (born 1971), association football head coach and retired German-American soccer player
• David Wagner (tennis) (born 1974), American wheelchair tennis player
• David A. Wagner (born 1974), American computer scientist

• Yuanshan, Sichuan
• Yuanshan station
• Yuanshan Station
• Yuanshan Town
• Yuan-Sheng Tsai (astronomer)
• Yuanshen Road station
• Yuanshen Sports Center Stadium
• Yuanshen Stadium Station
• Yuan Shi
• Yuan Shih
• Yuan Shikai's Cabinet
• Yuanshi railway station
• Yuanshou
• Yuan Shou
• Yuan Shou-chien
• Yuanshou era
• Yuanshukou
• Yu An-shun
• Yuanshuo era
• Yuan Sijun
• Yuan Tai Zi tomb
• Yuan Tian
• Yuan-ti of the Liang
• Yuantong Station
• Yuan-Tsong Chen