Jenny Tseng (Chinese: 甄妮, Yan Nei; born Yan Suk Si (simplified Chinese: 甄淑诗; traditional Chinese: 甄淑詩; pinyin: Zhēn shū shī); 20 February 1953) is a singer, actress and producer from Macau. She is mostly known in Cantonese-speaking regions, and she has been based in Hong Kong for much of her career.