Casey Mazzucchelli is an Australian reality TV star and social media influencer. She was born in 1994 in Kalgoorlie, Western Australia and now lives in Perth, Western Australia. She works as an accounts administrator and she also holds a diploma in youth work. Mazzucchelli is said to be related to a prestigious family, part of a jewellery dynasty.

Mazzucchelli became famous when she worked on ‘Big Brother Australia’ 2020 season 12. Before going on the show, where she was confined in a house with 13 strangers, she said that she was not afraid to speak her mind. She said she did not like people who are fake or closed minded. Casey did well on ‘Big Brother’ as she stayed in the house 33 days, finishing in 7th place after a hung eviction. On the show she was good friends with Daniel Gorringe and Mat Garrick and they had a saying “its pretty good” as memento of this alliance after she has left the show she has had a tattoo put on her arm.

Mazzucchelli has now put ‘Big Brother’ behind her and has removed a lot of images relating to the show on her Instagram account. She has a large following on Instagram of 28.2 k, where she shares insights into her life with her fans.