Hong Seung-han
- Born
- 2 October 2003 (22 years)
- Place of birth
- Ilsan, Goyang, Gyeonggi, South Korea
- Gender
- Male
Hong Seung-han (born October 2, 2003), known mononymously as Seunghan, is a South Korean singer. He is a former member of the South Korean boy band Riize, debuting under SM Entertainment in 2023. He debuted as a soloist in July 2025 with the release of Waste No Time under the stage name XngHan.
