Round 5 of the 1991 FIA Formula One World Championship returned to the Circuit Gilles-Villeneuve for the Molson Grand Prix du Canada.
Round 4 of the 1991 FIA Formula One World Championship returned to the Circuit de Monaco for the XLIX Grand Prix Automobile de Monaco.
Round 3 of the 1991 FIA Formula One World Championship returned to the Autodromo Internazionale Enzo e Dino Ferrari for the XI Gran Premio di San Marino.
Round 2 of the 1991 FIA Formula One World Championship returned to the Autódromo José Carlos Pace for the XX Grande Prêmio do Brasil.
Round 1 of the 1991 FIA Formula One World Championship returned to the Phoenix Street Circuit for the XXVIII Iceberg United States Grand Prix.
Round 16 of the 1990 FIA Formula One World Championship returned to the Adelaide Street Circuit for the LV Foster's Australian Grand Prix.
Round 15 of the 1990 FIA Formula One World Championship returned to the Suzuka International Racing Course for the XVI Fuji Television Japanese Grand Prix.
Round 14 of the 1990 FIA Formula One World Championship returned to the Circuito de Jerez for the XXXI Gran Premio Tio Pepe de España.
Round 13 of the 1990 FIA Formula One World Championship returned to the Autódromo do Estoril for the XIX Grande Premio de Portugal.
Round 12 of the 1990 FIA Formula One World Championship returned to the Autodromo Nazionale di Monza for the Coca-Cola 61º Gran Premio d'Italia.