1984 Belgian motorcycle Grand Prix

Date8 July 1984

Official nameJohnson GP of Belgium^[1][2][3]

LocationCircuit de Spa-Francorchamps

Course

• Permanent racing facility
• 6.940 km (4.312 mi)

  1984 Belgian Grand Prix

Race details
Race 9 of 12 races in the 1984 Grand Prix motorcycle racing season
Date	8 July 1984
Official name	Johnson GP of Belgium[1][2][3]
Location	Circuit de Spa-Francorchamps
Course	Permanent racing facility 6.940 km (4.312 mi)
500cc
Pole position Rider Freddie Spencer Time 2:31.660 Fastest lap Rider Freddie Spencer Time 2:32.780 Podium First Freddie Spencer Second Randy Mamola Third Raymond Roche
250cc
Pole position Rider Manfred Herweh Time 2:39.550 Fastest lap Rider Manfred Herweh Time 2:39.990 Podium First Manfred Herweh Second Sito Pons Third Christian Sarron
125cc
Pole position Rider No 125cc race was held Fastest lap Rider No 125cc race was held Podium First No 125cc race was held Second No 125cc race was held Third No 125cc race was held
80cc
Pole position Rider Stefan Dörflinger Time 2:55.840 Fastest lap Rider Stefan Dörflinger Time 2:58.240 Podium First Stefan Dörflinger Second Jorge Martínez Third Hans Spaan

The 1984 Belgian motorcycle Grand Prix was the ninth round of the 1984 Grand Prix motorcycle racing season. It took place on the weekend of 6–8 July 1984 at the Circuit de Spa-Francorchamps. The race was marred by the fatal accident of rider Kevin Wrettom in practice leading up to the race.