Kay Tse On-Kei (Chinese: 謝安琪; born 13 March 1977) is a Hong Kong Cantopop songwriter, recording-artist, entertainer, and one of the premier Cantonese singers. Raised In Hong Kong. Tse made her debut to the music industry and was signed with Ban Ban Music in 2005 and released her debut album. She became a prominent figure in the Cantopop culture, known for her versatile vocal range and expertise in various music genres, especially in jazz. She married Hong Kong recording-artist Louis Cheung Kai-Chung on January 20, 2007 and gave birth to her son in June 16, 2007.

Filmography

• 2025Another World — Goddess Mira (voice)
• 2025My Best Bet
• 2024Out of the Shadow
• 2023Band Four — Cat
• Legal Affair — Guo En Qi / "Angel"
• 2023Monsoon Blue — Girl (voice)
• 2020Another World — Ghost (voice)
• Blue Veins — Lam Mung Nam
• 2015得意羊羊迎新春
• 2013Doomsday Party — Luk Wan-yee
• 2012Joseph Koo Master Classical Concert
• 2012Nightfall — Ying Au-yeung
• 2012ReImagine Leslie Cheung
• 2012The Legend of Dunhuang
• The Legend of Mo Lin — (voice)
• 2011谢安琪 Moov Live 2011
• 2010Lover's Discourse — Gigi
• 2010Uni-Power大合唱会
• Club Sparkle
• 2009Kay Tse Yelling Live Concert
• 2009Split Second Murders — Sister / Wong Yuen San
• 2008903 id Club 謝安琪拉闊變奏廳 Live
• 2008方大同未来演唱会 Wonderland Live 2008 — Distinguished Guest
• Beautiful Cooking
• From City to City

Appearances as themselves (2)

• 2013Fish Story — Herself
• Super Music of China — Self