Hsu Wei-ning (Chinese: 許瑋甯; pinyin: Xǔ Wěinìng; Wade–Giles: Hsu3 Wei3 Ning4; born 7 August 1984), also known as Tiffany Ann Hsu, is a Taiwanese actress and model. Hsu began her career as a model, and first came to attention for her supporting roles in the Taiwanese drama series It Started with a Kiss and its sequel They Kiss Again. She also worked as a VJ for MTV Taiwan.

Esther Liu (born August 8, 1988) is a Taiwanese actress, singer and television host.