Proud owner and cat breeder Debra Copeland said Siam Jewels Anastasia was up against about 200 other cats for the title and she was “stoked” to win.
Ms Copeland also won the trophy for the most successful exhibitor for 2016.
“I was really surprised about winning, and was stoked after exhibiting six cats all together,” she said.
“I was shaking after the announcement was made but I was very happy.”
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Ms Copeland has been breeding cats for the past 12 months in Australia and also used to breed them in Britain.
“I also used to breed them when I lived in the UK before I came to Australia over six years ago.”