The Autódromo de Buenos Aires Juan y Oscar Gálvez is a 45,000 capacity motor racing circuit in Buenos Aires, Argentina built in 1952 under president Juan Perón, named Autódromo 17 de Octubre after the date of Loyalty Day until Perón's overthrow. It was later renamed after Argentinian racing driver brothers, Juan Gálvez and Oscar Alfredo Gálvez.
The Czech Republic motorcycle Grand Prix is a motorcycling event that is part of the Grand Prix motorcycle racing season. Before 1993, the race was known as the Czechoslovak motorcycle Grand Prix. Since 1965 the race is a part of World Grand Prix series.
The 1981 Grand Prix motorcycle racing season was the 33rd F.I.M. Road Racing World Championship season.
The 1991 Grand Prix motorcycle racing season was the 43rd F.I.M. Road Racing World Championship season.
The 1988 Yugoslavian motorcycle Grand Prix was the tenth round of the 1988 Grand Prix motorcycle racing season. It took place on the weekend of 15–17 July 1988 at the Rijeka circuit.
The Pacific motorcycle Grand Prix was a round of the FIM Grand Prix motorcycle racing championship between 2000 and 2003.
The Hungarian motorcycle Grand Prix was a motorcycling event that had been part of the Grand Prix motorcycle racing World Championship.
The Belgian motorcycle Grand Prix is a motorcycling event that was part of the Grand Prix motorcycle racing season from 1949 to 1990.
The Swedish motorcycle Grand Prix was a motorcycling event that was part of the Grand Prix motorcycle racing season in various stints from 1958 to 1990.
The Swiss motorcycle Grand Prix was a motorcycling event that was part of the Grand Prix motorcycle racing season from 1949 to 1954.
Cornelis Martinus Anthinius Maria Doorakkers is a former Grand Prix motorcycle road racer.
Opatija Circuit, also known as Preluk Circuit, was a motorsport street circuit in Opatija, Croatia. The circuit used the city streets of the seaside resort situated on the Kvarner Gulf between 1931 and 1977. It was known as the "Monaco" of the Grand Prix motorcycle racing circuit because of its dramatic views of the Adriatic Sea.
The 1977 Yugoslavian motorcycle Grand Prix was the seventh round of the FIM 1977 Grand Prix motorcycle racing season. It took place on 19 June 1977 at the Opatija Circuit. The event was marred by two fatalities, and this turned out to be the last Yugoslavian motorcycle Grand Prix at Opatija. The event moved to the further inland Rijeka Circuit.
The 1987 Yugoslavian motorcycle Grand Prix was the sixth round of the 1987 Grand Prix motorcycle racing season. It took place on the weekend of 12–14 June 1987 at the Automotodrom Rijeka.
The 1986 Yugoslavian motorcycle Grand Prix was the fifth round of the 1986 Grand Prix motorcycle racing season. It took place on the weekend of 26–28 June 1986 at the Automotodrom Rijeka.
The 1985 Yugoslavian motorcycle Grand Prix was the sixth round of the 1985 Grand Prix motorcycle racing season. It took place on the weekend of 14–16 June 1985 at the Automotodrom Rijeka.
The 1984 Yugoslavian motorcycle Grand Prix was the seventh round of the 1984 Grand Prix motorcycle racing season. It took place on the weekend of 15–17 June 1984 at the Automotodrom Rijeka.
The 1983 Yugoslavian motorcycle Grand Prix was the seventh round of the 1983 Grand Prix motorcycle racing season. It took place on the weekend of 10–12 June 1983 at the Automotodrom Rijeka.
The 1982 Yugoslavian motorcycle Grand Prix was the eighth round of the 1982 Grand Prix motorcycle racing season. It took place on the weekend of 16–18 July 1982 at the Autodrom Rijeka.
The 1981 Yugoslavian motorcycle Grand Prix was the seventh round of the 1981 Grand Prix motorcycle racing season. It took place on the weekend of 29–31 May 1981 at the Automotodrom Rijeka.
