Beatriz "Bia" Haddad Maia is a Brazilian professional tennis player. She reached career-high rankings of world No. 10 in singles and doubles by the WTA, becoming the first Brazilian woman to enter the top 10 in singles in the Open Era. Her most notable results are a major semifinal at the 2023 French Open and a major quarterfinal at the 2024 US Open. She was also a runner-up with Anna Danilina in a major doubles event, at the 2022 Australian Open. She is currently the No. 1 singles player from Brazil.