Hung Jui-chen (Chinese: 洪睿晨; born 1 March 1990) is a Taiwanese tennis player.

Hung has a career high ATP singles ranking of 596 achieved on 7 December 2015.

He also has a career high ATP doubles ranking of 521 achieved on 14 November 2016.

Hung has represented Chinese Taipei at the Davis Cup where he has a W/L record of 4–7.

This biographical article relating to Taiwanese tennis is a stub.