Instagram model most famous for being the daughter of famed Brazilian actor Maurício Mattar. She gained attention in the media for her tattoos and eclectic fashion sense, which earned her more than 80,000 Instagram followers.
She grew up in Rio de Janeiro, Brazil.
She launched a YouTube channel titled simply PETRA, where she posted song covers, makeup videos and more.
Her mother is Fabiana Sá. She has siblings named Luã and Rayra.
She is a famous Brazilian Instagram model, much like Ariadne Pimenta Musa.