James Douglas Packer (born September 8, 1967) is an Australian businessman and investor.

Packer is the son of philanthropist Roslyn and media mogul Kerry Packer. He is the grandson of Sir Frank Packer. James Packer inherited control of the family company, Consolidated Press Holdings Limited, with investments in Crown Resorts and other companies. He is the former executive chairman of Publishing and Broadcasting Limited (PBL) and Consolidated Media Holdings, which predominantly owned media interests across a range of platforms and also a former executive chairman of Crown Resorts.

In May 2018, Packer's net worth was assessed as A$5.50 billion by the Financial Review Rich List, ranked as the tenth-richest Australian; having been the richest person in Australia in 2006 and 2007. Meanwhile, Forbes Asia magazine assessed Packer's net worth at US$3.8 billion in December 2017, as the ninth-richest Australian.