"Mick and I broke up in September last year," she told the publication.
Her statement comes just days after the Toorak local shared an image of herself beaming as she cuddled up to a new man at the Royal Randwick racecourse.
Whilst some asked what had happened to Molloy, others complimented McLean.
"You make a great couple love this photo," one Instagram user wrote.
McLean has previously been married twice and has two sons, Monty and Rupert.