Tifanny Abreu (born 1984, Goiás, Brazil) is a Brazilian volleyball player. She was the first trans woman to play in the Brazilian Women's Volleyball Superliga. Before playing in women's championships, she competed as a man for Superliga A and B in Brazil, and other championships in the leagues of Indonesia, Portugal, Spain, France, the Netherlands and Belgium. While in JTV Dero Zele-Berlare, Abreu decided to complete her gender transition. In 2017, she received permission from the International Volleyball Federation to compete in women's leagues.