Ziya Tong is an English-born Canadian television personality and producer, formerly the co-host of Discovery Channel's long-running primetime science magazine, Daily Planet.

Ziya Tong was born in London, England, of Chinese and Macedonian descent, and later lived in Hong Kong. She moved from Hong Kong to Canada when she was 11.

She received her B.A. degree from the University of British Columbia in psychology and sociology. At McGill University, she graduated with an M.A. in Communications.

After university, she worked as a reporter, and as a senior producer for the news-portal Orientation Global Networks in New York.

Tong began hosting the CBC Television series ZeD in the 2004–05 season, succeeding Sharon Lewis. For this, she was nominated for a Gemini Award for Viewer's Choice for Lifestyle Host in 2005.

After ZeD, Tong was hired by CTV to host the television series Island Escapes, which premiered on January 6, 2006. Critic Denise Duguay called her a "lively and game travel host". In this position, she visited many exotic island locations, and highlighted the attractions of places such as New Caledonia, Bedarra Island and Fiji.

Starting in January 2007 she worked as a host and producer for two science shows, Wired Science on PBS and The Leading Edge, a Canadian science series on The Knowledge Network.

Tong has also written for Wired magazine and blogged on the Wired Science site for PBS. She also was a reporter for NOVA on PBS.