Fabiana "Fabi" de Oliveira (born 7 March 1980 in Rio de Janeiro) is a female volleyball player from Brazil who won the gold medal at the 2008 and 2012 Summer Olympics.
Fabiana started playing volleyball at the age of 13, specializing in defense – and later the libero position – due to her short height. Oliveira was first called up to the Brazil women's national volleyball team in 2002, under coach Marco Aurélio Motta. She lost her place under his replacement, José Roberto Guimarães, and only returned to being a mainstay of the team in 2005. At the 2007 Pan American Games, held in Rio de Janeiro, Oliveira and the Brazilian team won the silver medal.
One year later de Oliveira won the gold medal at the 2008 Summer Olympics, and was chosen as the best libero of the tournament.
At the 2011 Pan-American Cup, de Oliveira was awarded with the Best Receiver award, also winning the gold medal with her national team.
Oliveira was part of the National Team who won the gold medal at the 2011 Pan American Games held in Guadalajara, Mexico. She was also part of the Brazilian team that won the gold medal at the 2012 Summer Olympics. She also took the 2013 South American Championship with her National Team, winning the Best Libero award. Oliveira won the silver medal at the 2013 Club World Championship playing with Unilever Vôlei.