Ana Maria Richa Medeiros (born December 3, 1966) is a retired female beach volleyball player from Brazil, who won the bronze medal in the women's beach team competition at the 2003 Pan American Games in Santo Domingo, Dominican Republic, partnering Larissa França. In the 1980s she twice was a member of the Brazilian National Women's Indoor Team, that competed at the 1984 (Los Angeles, California) and 1988 Summer Olympics (Seoul, South Korea).