Jun 20, 2026 – 5.00amThe former Macquarie banker behind the redevelopment of Sydney’s iconic Sirius building has spectacularly collapsed into bankruptcy owing investors including a swath of the city’s wealthiest families more than $122 million.Jean-Dominique Huynh lived the high life, driving around in luxury cars and spending up on race horses, art and items from European fashion houses including Hermes and Chanel, according to the trustee of his estate.Subscribe to gift this articleGift 5 articles to anyone you choose each month when you subscribe.Subscribe nowAlready a subscriber? Fetching latest articles
Inside the spectacular $122m crash of a flashy Sydney property tycoon
Jean-Dominique Huynh, 42, has fallen into bankruptcy and is accused of gambling millions of dollars while his finances and companies spiralled out of control.












