Maria de Fátima Costa de Castro (born 23 May 1994) is a Brazilian powerlifter who has competed in the 61 kilograms (134 lb) and 67 kilograms (148 lb) brackets.

She is a silver medalist at the 2023 World Para Powerlifting Championships, and bronze medalist at the 2023 Parapan American Games and 2024 Summer Paralympics.

In 2017, she had discovered weightlifting and decided to take up the sport two years later.

[2] Castro competed at the 2023 World Para Powerlifting Championships in the 67kg and women's team events, winning the latter as part of the Brazilian team.

[3] She then competed at the 2023 Parapan American Games, where she won the bronze medal in her event, finishing behind Bertha Fernández and Amalia Pérez.