The US artist was also set to appear at Bello Winter Music festival.
Justin Townes Earle has cancelled his Australian tour just a week before it was set to commence.
The US songwriter was booked to perform at venues in Victoria, New South Wales, Queensland and Tasmania, as well as at the 2018 Bello Winter Music Festival.
"We regret to inform you that due to unforeseen personal reasons, our Justin Townes Earle Australian tour is cancelled," promoters Love Police Touring said in a statement issued today.
"Our deepest apologies, thank you for understanding, and he looks forward to coming back soon."
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Punters with tickets to the shows will be notified by venues or relevant ticket outlets for a full refund.