| Grand Prix: | Italian |
| Flag: | Italy |
| Official Name: | Gran Premio d'Italia |
| Location: | Autodromo Internazionale del Mugello |
| Course Mi: | 3.259 |
| Course Km: | 5.245 |
| Race No: | 5 |
| Season No: | 13 |
| Date: | 24 May |
| Year: | 1992 |
| Pole Rider 500: | Mick Doohan |
| Pole Rider 500 Country: | Australia |
| Pole Time 500: | 1:54.048 |
| Fast Rider 500: | Kevin Schwantz |
| Fast Rider 500 Country: | USA |
| Fast Time 500: | 1:54.590 |
| First Rider 500: | Kevin Schwantz |
| First Rider 500 Country: | USA |
| Second Rider 500: | Mick Doohan |
| Second Rider 500 Country: | Australia |
| Third Rider 500: | John Kocinski |
| Third Rider 500 Country: | USA |
| Pole Rider 250: | Pierfrancesco Chili |
| Pole Rider 250 Country: | Italy |
| Pole Time 250: | 1:57.880 |
| Fast Rider 250: | Luca Cadalora |
| Fast Rider 250 Country: | Italy |
| Fast Time 250: | 1:58.062 |
| First Rider 250: | Luca Cadalora |
| First Rider 250 Country: | Italy |
| Second Rider 250: | Loris Reggiani |
| Second Rider 250 Country: | Italy |
| Third Rider 250: | Max Biaggi |
| Third Rider 250 Country: | Italy |
| Pole Rider 125: | Ezio Gianola |
| Pole Rider 125 Country: | Italy |
| Pole Time 125: | 2:06.230 |
| Fast Rider 125: | Ezio Gianola |
| Fast Rider 125 Country: | Italy |
| Fast Time 125: | 2:05.857 |
| First Rider 125: | Ezio Gianola |
| First Rider 125 Country: | Italy |
| Second Rider 125: | Dirk Raudies |
| Second Rider 125 Country: | Germany |
| Third Rider 125: | Noboru Ueda |
| Third Rider 125 Country: | Japan |
The 1992 Italian motorcycle Grand Prix was the fifth race of the 1992 Grand Prix motorcycle racing season. It took place on the weekend of 22–24 May 1992 at the Mugello Circuit.
Wayne Gardner, back from injuries, crashed in practice and missed the race. Mick Doohan got the lead at the start and it became a 3-man battle between him, Kevin Schwantz and Wayne Rainey.Rainey crashed out; Doohan, got dropped by Schwantz, almost crashed too.
| Pos. | Rider | Team | Manufacturer | Time/Retired | Points | |||
|---|---|---|---|---|---|---|---|---|
| 1 |  Kevin Schwantz | Lucky Strike Suzuki | Suzuki | 46:26.225 | 20 | |||
| 2 |  Mick Doohan | Rothmans Honda Team | Honda | +5.068 | 15 | |||
| 3 | John Kocinski | Marlboro Team Roberts | Yamaha | +32.542 | 12 | |||
| 4 | Doug Chandler | Lucky Strike Suzuki | Suzuki | +36.084 | 10 | |||
| 5 |  Alex Barros | Cagiva Team Agostini | Cagiva | +43.606 | 8 | |||
| 6 |  Juan Garriga | Ducados Yamaha | Yamaha | +43.617 | 6 | |||
| 7 |  Miguel Duhamel | Yamaha Motor Banco | Honda | +43.711 | 4 | |||
| 8 | Àlex Crivillé | Campsa Honda Team | Honda | +45.139 | 3 | |||
| 9 |  Niall Mackenzie | Yamaha Motor Banco | Yamaha | +50.894 | 2 | |||
| 10 | Randy Mamola | Budweiser Team/Global Motorsports | Yamaha | +57.888 | 1 | |||
| 11 | Eddie Lawson | Cagiva Team Agostini | Cagiva | +1:00.237 | ||||
| 12 |  Corrado Catalano | KCS International | ROC Yamaha | +1:25.780 | ||||
| 13 |  Thierry Crine | Ville de Paris | ROC Yamaha | +1:37.173 | ||||
| 14 |  Eddie Laycock | Milla Racing | Yamaha | +1:51.721 | ||||
| 15 |  Toshiyuki Arakaki | Team ROC Banco | ROC Yamaha | +1:52.268 | ||||
| 16 |  Michael Rudroff | Rallye Sport | Harris Yamaha | +2:04.488 | ||||
| 17 | Dominique Sarron | Team ROC Banco | ROC Yamaha | +1 Lap | ||||
| 18 | Juan Lopez Mella | Nivea For Men Team | ROC Yamaha | +1 Lap | ||||
| 19 |  Cees Doorakkers | HEK Racing Team | Harris Yamaha | +1 Lap | ||||
| 20 | Damon Buckmaster | Padgett's Motorcycles | Harris Yamaha | +1 Lap | ||||
| 21 |  Nicholas Schmassman | Uvex Racing Team | ROC Yamaha | +1 Lap | ||||
| 22 | Peter Graves | Peter Graves Racing Team | Harris Yamaha | +1 Lap | ||||
| Ret | Wayne Rainey | Marlboro Team Roberts | Yamaha | Retirement | ||||
| Ret | Serge David | Team ROC Banco | ROC Yamaha | Retirement | ||||
| Ret |  Josef Doppler | Uvex Racing Team | ROC Yamaha | Retirement | ||||
| Ret | Marco Papa | Librenti Corse | Librenti | Retirement | ||||
| Ret | Lucio Pedercini | Paton Grand Prix | Paton | Retirement | ||||
| Ret | Kevin Mitchell | MBM Racing | Harris Yamaha | Retirement | ||||
| DNS | Wayne Gardner | Rothmans Kanemoto Honda | Honda | Did not start | ||||
| DNQ |  Andreas Leuthe | VRP Racing Team | VRP | Did not qualify | ||||
| DNQ |  Larry Moreno Vacondio | Team Domina | Yamaha | Did not qualify | ||||
| DNQ | Claude Arciero | Arciero Racing Team | ROC Yamaha | Did not qualify | ||||
| Sources: [1] [2] | ||||||||