Isabeli Bergossi Fontana (born July 4, 1983) is a Brazilian model.
Fontana was born in Curitiba, Paraná, Brazil At just 13 years of age she made it to the finals of the 1996 Elite Model Look. The following year she moved from Brazil to Milan, Italy.
In 1999, at the age of 16, she appeared in the Victoria's Secret lingerie catalogue. The shoot caused controversy, as Victoria's Secret stated that they would not use models younger than 18. Soon after the Victoria's Secret shoot, she was signed by Versace, Ralph Lauren and Valentino.