Sung Yi-chieh (Chinese: 宋 怡潔; pinyin: Sòng Yíjié; born February 3, 1986) is a Taiwanese former swimmer, who specialized in sprint freestyle events.

[1] Sung qualified for the women's 100 m freestyle at the 2004 Summer Olympics, by clearing a FINA B-standard entry time of 58.08 from the National University Games in Taipei.

[2] She challenged seven other swimmers on the second heat, including three-time Olympian Agnese Ozoliņa of Latvia.

Sung failed to advance into the semifinals, as she placed forty-fourth overall in the preliminaries.

This biographical article related to a Taiwanese swimmer is a stub.