J Collett

New Zealand-born Jason Collett has forged a highly successful career in Australia. He has been riding in Sydney for the past decade where he has made his mark in the ultra-competitive Sydney arena. Collett’s 2025 season ranks among his best, finishing second to James McDonald in the Sydney championship with 74 metro wins. Invincibella brought him a first Group 1 in the 2019 Tattersall’s Tiara, while Stefi Magentica’s Doncaster Mile score surely ranks among his most memorable. Changingoftheguard is his latest Group 1 winner in the 2026 Sydney Cup. He has amassed more 1,600 wins across his riding career so far. Notable Wins Include:Tattersall’s Tiara (2019 Invincibella, 2022 Startantes), J J Atkins (2023 King Colorado), Spring Champion Stakes (2020 Montefilia), ATC Sires’ Produce Stakes (2024 Manaal), Doncaster Mile (2025 Stefi Magnetica), Sydney Cup (2026 Changingoftheguard). Hong Kong wins (as of 8 April): 0