January 2004 |
| 23 jan 2004 |  RM Auctions - Vintage Motor Cars in Arizona
|
February 2004 |
| 6 - 8 feb 2004 | RM Auctions - The Florida Collector Car Auction |
| 13 - 22 feb 2004 |  29e RétroMobile
2004 Autoshows & Salons, round RET |
March 2004 |
| 4 - 14 mar 2004 |  74. Salon international de l'auto
2004 Autoshows & Salons, round GEN |
| 7 mar 2004 |  Foster's Australian Grand Prix
2004 FIA Formula One World Championship, round 01 |
| 9 - 11 mar 2004 | 9th annual Amelia Island Concours d'Elegance 2004 Miscellaneous Events, round AME |
| 13 mar 2004 | RM Auctions - Vintage Motor Cars at Amelia Island |
| 20 mar 2004 | 52nd Mobil 1 Twelve Hours of Sebring 2004 American Le Mans Series, round 01 |
| 21 mar 2004 |  Petronas Malaysian Grand Prix
2004 FIA Formula One World Championship, round 02 |
| 28 mar 2004 |  FIA GT Championship
2004 FIA GT Championship, round 01 |
| 28 mar 2004 | Campionato Italiano Gran Turismo 2004 Campionata Italiano Gran Turismo, round 01 |
April 2004 |
| 2 - 4 apr 2004 |  RM Auctions - Toronto International Spring Classic Car Auction
|
| 4 apr 2004 |  Gulf Air Bahrain Grand Prix
2004 FIA Formula One World Championship, round 03 |
| 10 - 11 apr 2004 | LMES Official Test 2004 Le Mans Endurance Series, round LMS |
| 18 apr 2004 |  FIA GT Championship
2004 FIA GT Championship, round 02 |
| 18 apr 2004 | Campionato Italiano Gran Turismo 2004 Campionata Italiano Gran Turismo, round 02 |
| 19 - 24 apr 2004 | » Entrants Tour Auto Lissac |
| 23 - 25 apr 2004 | RM Auctions - Michigan International Spring Classic Car Auction |
| 23 - 25 apr 2004 | Concorso d'Eleganza Villa d'Este |
| 25 apr 2004 |  Gran Premio Warsteiner di San Marino
2004 FIA Formula One World Championship, round 04 |
| 25 apr 2004 | Essais Préliminaires des 24 Heures du Mans 2004 24 Heures du Mans, round PRE |
May 2004 |
| 1 may 2004 | RM Auctions - Vintage Motor Cars and Boats at the Houston Classic |
| 2 may 2004 | FIA GT Championship 2004 FIA GT Championship, round 03 |
| 2 may 2004 | Campionato Italiano Gran Turismo 2004 Campionata Italiano Gran Turismo, round 03 |
| 5 - 8 may 2004 | Mille Miglia |
| 7 - 9 may 2004 | Classic Endurance Racing 2004 Classic Endurance Racing, round 01 |
| 7 - 9 may 2004 | 1000 km of Monza 2004 Le Mans Endurance Series, round 01 |
| 9 may 2004 | Gran Premio Marlboro de España 2004 FIA Formula One World Championship, round 05 |
| 14 - 15 may 2004 | 4e Grand Prix Historique de Monaco 2004 Miscellaneous Events, round MON |
| 16 may 2004 |  FIA GT Championship
2004 FIA GT Championship, round 04 |
| 16 may 2004 | Campionato Italiano Gran Turismo 2004 Campionata Italiano Gran Turismo, round 04 |
| 23 may 2004 |  Grand Prix de Monaco
2004 FIA Formula One World Championship, round 06 |
| 30 may 2004 |  FIA GT Championship
2004 FIA GT Championship, round 05 |
| 30 may 2004 | Campionato Italiano Gran Turismo 2004 Campionata Italiano Gran Turismo, round 05 |
| 30 may 2004 |  Warsteiner Grand Prix of Europe
2004 FIA Formula One World Championship, round 07 |
June 2004 |
| 12 - 13 jun 2004 | 24 Heures du Mans |
| 13 jun 2004 | Campionato Italiano Gran Turismo 2004 Campionata Italiano Gran Turismo, round 06 |
| 13 jun 2004 | Grand Prix Air Canada 2004 FIA Formula One World Championship, round 08 |
| 19 - 20 jun 2004 |  14e Italia a Zandvoort
|
| 20 jun 2004 | SAP United States Grand Prix 2004 FIA Formula One World Championship, round 09 |
| 25 - 27 jun 2004 |  Goodwood Festival of Speed
2004 Miscellaneous Events, round FOS |
| 27 jun 2004 | American Le Mans at Mid-Ohio 2004 American Le Mans Series, round 02 |
| 27 jun 2004 | FIA GT Championship 2004 FIA GT Championship, round 06 |
July 2004 |
| 2 - 4 jul 2004 | Classic Endurance Racing 2004 Classic Endurance Racing, round 02 |
| 2 - 4 jul 2004 | 1000 km of Nürburgring 2004 Le Mans Endurance Series, round 02 |
| 4 jul 2004 | Mobil 1 Grand Prix de France 2004 FIA Formula One World Championship, round 10 |
| 5 jul 2004 | New England Grand Prix 2004 American Le Mans Series, round 03 |
| 11 jul 2004 | Foster's British Grand Prix 2004 FIA Formula One World Championship, round 11 |
| 18 jul 2004 | Infineon Grand Prix of Sonoma 2004 American Le Mans Series, round 04 |
| 18 jul 2004 | Campionato Italiano Gran Turismo 2004 Campionata Italiano Gran Turismo, round 07 |
| 23 - 25 jul 2004 | » Entrants Le Mans Classic |
| 25 jul 2004 | Portland Grand Prix 2004 American Le Mans Series, round 05 |
| 25 jul 2004 | Grosser Mobil 1 Preis von Deutschland 2004 FIA Formula One World Championship, round 12 |
| 31 jul - 1 aug 2004 |  Proximus 24 Hours of Spa
2004 FIA GT Championship, round 07 |
| 31 jul 2004 | RM Auctions - Vintage Motor Cars at Meadow Brook Hall |
August 2004 |
| 6 - 8 aug 2004 | 32. AvD Oldtimer Grand Prix 2004 Miscellaneous Events, round OGP |
| 8 aug 2004 | Toronto Grand Prix of Mosport 2004 American Le Mans Series, round 06 |
| 13 - 15 aug 2004 | Classic Endurance Racing 2004 Classic Endurance Racing, round 03 |
| 13 - 15 aug 2004 | 1000 km of Silverstone 2004 Le Mans Endurance Series, round 03 |
| 13 aug 2004 | 19th Concorso Italiano 2004 Miscellaneous Events, round CI |
| 13 - 15 aug 2004 | 31st Rolex Monterey Historic Automobile Races 2004 Miscellaneous Events, round MHR |
| 13 - 14 aug 2004 | RM Auctions - Monterey Sports & Classic Car Auction |
| 15 aug 2004 |  Marlboro Magyar Nagydíj
2004 FIA Formula One World Championship, round 13 |
| 15 aug 2004 | 54th Pebble Beach Concours d'Elegance 2004 Autoshows & Salons, round PB |
| 22 aug 2004 | Road America 500 2004 American Le Mans Series, round 07 |
| 29 aug 2004 | Foster's Belgian Grand Prix 2004 FIA Formula One World Championship, round 14 |
September 2004 |
| 3 - 5 sep 2004 | Goodwood Revival Meeting 2004 Miscellaneous Events, round GWR |
| 5 sep 2004 | FIA GT Championship 2004 FIA GT Championship, round 08 |
| 10 - 12 sep 2004 | Classic Endurance Racing 2004 Classic Endurance Racing, round 04 |
| 10 - 12 sep 2004 | 1000 km of Spa 2004 Le Mans Endurance Series, round 04 |
| 12 sep 2004 | Gran Premio Vodaphone d'Italia 2004 FIA Formula One World Championship, round 15 |
| 19 sep 2004 | Campionato Italiano Gran Turismo 2004 Campionata Italiano Gran Turismo, round 08 |
| 19 sep 2004 | FIA GT Championship 2004 FIA GT Championship, round 09 |
| 24 - 26 sep 2004 | RM Auctions - Michigan International Fall Classic Car Auction |
| 25 sep 2004 | Chevy presents Petit Le Mans 2004 American Le Mans Series, round 08 |
| 26 sep 2004 |  Chinese Grand Prix
2004 FIA Formula One World Championship, round 16 |
October 2004 |
| 8 oct 2004 |  FIA GT Championship
2004 FIA GT Championship, round 10 |
| 10 oct 2004 |  Fuji Television Japanese Grand Prix
2004 FIA Formula One World Championship, round 17 |
| 15 - 17 oct 2004 | RM Auctions - S. Ray Miller Collection |
| 16 oct 2004 | Audi Sports Car Championships 2004 American Le Mans Series, round 09 |
| 22 - 24 oct 2004 | RM Auctions - Toronto International Fall Classic Car Auction |
| 24 oct 2004 |  Grande Prêmio Marlboro do Brasil
2004 FIA Formula One World Championship, round 18 |
November 2004 |
| 14 nov 2004 | FIA GT Championship 2004 FIA GT Championship, round 11 |
December 2004 |
| 18 dec 2004 | Bonhams 11231 - Exceptional Ferrari Motor Cars and Automobilia |