Tseng Cheng-hua (Chinese: 曾 正華; pinyin: Céng Zhènghuá; born September 25, 1980) is a Taiwanese former swimmer, who specialized in butterfly events.

[1] He is a single-time Olympian (2000), and a top 8 finalist in both 100 and 200 m butterfly at the 2002 Asian Games in Busan, South Korea.

[2][3] Tseng competed only in two individual events at the 2000 Summer Olympics in Sydney.

[6][7] Three days later, in the 100 m butterfly, Tseng challenged seven other swimmers in heat three, including Kyrgyzstan's Konstantin Ushkov, silver medalist for Russia in Atlanta four years earlier, and Uzbekistan's top favorite Ravil Nachaev.

He posted a time of 56.39 to earn a third seed and fifty-second overall, finishing behind winner Nachaev by more than a second.