Ana Beatriz Barros (born 29 May 1982) is a Brazilian model, known for her multiple appearances in the Sports Illustrated Swimsuit Issue and for her work with Intimissimi, GUESS, Bebe, Victoria's Secret, Chanel cosmetics, and Jennifer Lopez's JLO fashion line.

[10] In addition to Guess?, Barros has done advertisements for Christian Dior, Armani Jeans, Oakley, L'Oréal, Diesel, Victoria's Secret, Chanel cosmetics, and Jennifer Lopez's JLO fashion line, among others.

[9] Barros has been in shows for the likes of Valentino, Missoni, Gucci, Christian Dior, Versace, Emporio Armani, BCBG, DKNY, Jean-Paul Gaultier, Dolce & Gabbana, Michael Kors, Balmain, Etro, Loewe, Vivienne Westwood, Diane Von Furstenberg, Chloe, Giles Deacon, Stella McCartney, John Galliano, Thierry Mugler, Guy Laroche, Karl Lagerfeld, Mango, Elie Saab and many more prestigious fashion houses.

She was chosen to be in the 2010 Pirelli Calendar photographed by Terry Richardson in Bahia, Brazil, alongside Lily Cole, Daisy Lowe, Miranda Kerr and other models.

[14] Barros was also featured in the 2010 Spring/Summer campaign for British retailer Marks and Spencers alongside Twiggy, VV Brown, Lisa Snowdon and Dannii Minogue.

[18] The list of attendees included fellow Victoria's Secret supermodels, Alessandra Ambrosio, Adriana Lima, Isabeli Fontana and Fernanda Motta.