The ATP Sao Paolo is a defunct tennis

Tennis

Tennis is a sport usually played between two players or between two teams of two players each . Each player uses a racket that is strung to strike a hollow rubber ball covered with felt over a net into the opponent's court. Tennis is an Olympic sport and is played at all levels of society at all...

 tournament that was played on ATP Tour from 1991-1993. The event was held in São Paulo

São Paulo

São Paulo is the largest city in Brazil, the largest city in the southern hemisphere and South America, and the world's seventh largest city by population. The metropolis is anchor to the São Paulo metropolitan area, ranked as the second-most populous metropolitan area in the Americas and among...

, Brazil

Brazil

Brazil , officially the Federative Republic of Brazil , is the largest country in South America. It is the world's fifth largest country, both by geographical area and by population with over 192 million people...

 and was played on clay. The tournament was a replacement for the ATP Itaparica

ATP Itaparica

Known by various names, this is a defunct men's tennis tournament that was part of the Grand Prix tennis circuit from 1986 to 1989 and the ATP Tour in 1990. The event was held in Itaparica, Brazil and was played on outdoor hard courts....

 which finished in 1990.

Two Brazilians reached the singles final, Luiz Mattar

Luiz Mattar

Luiz Mattar is a former professional tennis player from Brazil. He played on the professional tour from 1986–1995, during which time he won seven top-level singles titles and five tour doubles titles. His career-high rankings were World No. 29 in singles , and World No. 55 in doubles...

 in 1992, and Jaime Oncins

Jaime Oncins

Jaime Oncins is a former tennis player from Brazil.Oncins represented his native country at the 1992 Summer Olympics in Barcelona, where he reached the quarter-finals before falling to Russia's Andrei Cherkasov. The right-hander won two individual career titles...

, who reached the final in 1991 and 1992 but lost on both occasions.

Singles

Year	Champion	Runner-up	Score
1991	Christian Miniussi Christian Miniussi Christian Carlos Miniussi Ventureira is a former tennis player from Argentina.Miniussi turned professional in 1984. He started playing tennis at the Adrogué Tennis Club and he also represented his native country as a lucky loser at the 1992 Summer Olympics in Barcelona, where he was defeated in...	Jaime Oncins Jaime Oncins Jaime Oncins is a former tennis player from Brazil.Oncins represented his native country at the 1992 Summer Olympics in Barcelona, where he reached the quarter-finals before falling to Russia's Andrei Cherkasov. The right-hander won two individual career titles...	2-6, 6-3, 6-4
1992	Luiz Mattar Luiz Mattar Luiz Mattar is a former professional tennis player from Brazil. He played on the professional tour from 1986–1995, during which time he won seven top-level singles titles and five tour doubles titles. His career-high rankings were World No. 29 in singles , and World No. 55 in doubles...	Jaime Oncins Jaime Oncins Jaime Oncins is a former tennis player from Brazil.Oncins represented his native country at the 1992 Summer Olympics in Barcelona, where he reached the quarter-finals before falling to Russia's Andrei Cherkasov. The right-hander won two individual career titles...	6-1, 6-4
1993	Alberto Berasategui Alberto Berasategui Alberto Berasategui is a former professional tennis player from Spain. He reached the men's singles final at the French Open in 1994....	|  Slava Doseděl	6-4, 6-3