This list of 1975 motorsport champions is a list of national or international auto racing series with a Championship decided by the points or positions earned by a driver from multiple races.
Drag racing Series Champion Refer NHRA Winston Drag Racing Series Top Fuel: Don Garlits 1975 NHRA Winston Drag Racing Series Funny Car: Don Prudhomme Pro Stock: Bob Glidden
Karting Series Driver Season article Karting World Championship François Goldstein Junior: Adrian Wepfer Karting European Championship 100cc: Gabriele Gorini FC: Ben van Velzen
Motorcycle racing Series Driver Season article 500cc World Championship Giacomo Agostini 1975 Grand Prix motorcycle racing season 350cc World Championship Johnny Cecotto 250cc World Championship Walter Villa 125cc World Championship Paolo Pileri 50cc World Championship Ángel Nieto Formula 750 Jack Findlay 1975 Formula 750 season Speedway World Championship Ole Olsen 1975 Individual Speedway World Championship Motocross Series Driver Season article FIM Motocross World Championship 500cc: Roger De Coster 1975 FIM Motocross World Championship 250cc: Harry Everts 125cc: Gaston Rahier
Open wheel racing Series Driver Season article Formula One World Championship Niki Lauda 1975 Formula One season Constructors: Ferrari USAC National Championship A. J. Foyt 1975 USAC Championship Car season European Formula Two Championship Jacques Laffite 1975 European Formula Two Championship European Formula 5000 Championship Teddy Pilette 1975 ShellSPORT 5000 European Championship Tasman Series Warwick Brown 1975 Tasman Series All-Japan Formula 2000 Championship Kazuyoshi Hoshino 1975 All-Japan Formula 2000 Championship Atlantic Championship Series Bill Brack 1975 Formula Atlantic season Australian Drivers' Championship John McCormack 1975 Australian Drivers' Championship Australian Formula 2 Championship Geoff Brabham 1975 Australian Formula 2 Championship Cup of Peace and Friendship Madis Laiv 1975 Cup of Peace and Friendship Nations: Soviet Union Formula Nacional Luis Canomanuel 1975 Formula Nacional SCCA Continental Championship Brian Redman 1975 SCCA/USAC Formula 5000 Championship SCCA Formula Super Vee Eddie Miller 1975 SCCA Formula Super Vee season South African Formula One Championship Dave Charlton 1975 South African Formula One Championship Soviet Formula 2 Championship Madis Laiv 1975 Soviet Formula 2 Championship Teams: Kalev Tallinn Formula Three FIA European Formula 3 Championship Larry Perkins 1975 FIA European Formula 3 Cup British Formula Three Championship Gunnar Nilsson 1975 British Formula Three season German Formula Three Championship Ernst Maring 1975 German Formula Three Championship Italian Formula Three Championship Luciano Pavesi 1975 Italian Formula Three Championship Teams: Scuderia Ala d'Oro Soviet Formula 3 Championship Enn Griffel 1975 Soviet Formula 3 Championship Formula Renault French Formula Renault Championship Christian Debias 1975 French Formula Renault Championship Formula Ford Australian Formula Ford Series Paul Bernasconi 1975 TAA Formula Ford Driver to Europe Series British Formula Ford 2000 Championship Derek Lawrence Brazilian Formula Ford Championship Clóvis de Moraes Danish Formula Ford Championship John Nielsen Dutch Formula Ford 1600 Championship Jim Vermeulen German Formula Ford Championship Wolfgang Locher New Zealand Formula Ford Championship Grant Walker Swedish Formula Ford Championship Conny Ljungfeldt
Rallying Series Driver Season article World Rally Championship Lancia 1975 World Rally Championship Australian Rally Championship Ross Dunkerton 1975 Australian Rally Championship Co-Drivers: John Large British Rally Championship Roger Clark 1975 British Rally Championship Co-Drivers: Jim Porter Canadian Rally Championship Jean-Paul Perusse 1975 Canadian Rally Championship Co-Drivers: John Bellefleur Deutsche Rallye Meisterschaft Reiner Altenheimer Estonian Rally Championship Heiki Ohu 1975 Estonian Rally Championship Co-Drivers: Väino Touart European Rally Championship Maurizio Verini 1975 European Rally Championship Co-Drivers: Francesco Rossetti Finnish Rally Championship Group 1: Kyösti Hämäläinen 1975 Finnish Rally Championship Group 2: Simo Lampinen French Rally Championship Jacques Henry Hungarian Rally Championship Attila Ferjáncz Co-Drivers: Ferenc Iriczfalvy Italian Rally Championship Roberto Cambiaghi Co-Drivers: Emanuele Sanfront Manufacturers: Fiat New Zealand Rally Championship Rod Millen 1975 New Zealand Rally Championship Polish Rally Championship Marian Bublewicz Romanian Rally Championship Laurențiu Borbely Scottish Rally Championship Charles Samson Co-Drivers: Alec Samson South African National Rally Championship Sarel van der Merwe Co-Drivers: Brian Woodhead Spanish Rally Championship Antonio Zanini Co-Drivers: Víctor Sabater
Sports car and GT Series Driver Season article World Sportscar Championship Class S: Alfa Romeo 1975 World Sportscar Championship Class GT: Porsche Australian Sports Car Championship Garrie Cooper 1975 Australian Sports Car Championship IMSA GT Championship Peter Gregg 1975 IMSA GT Championship
Stock car racing Series Driver Season article NASCAR Winston Cup Series Richard Petty 1975 NASCAR Winston Cup Series Manufacturers: Dodge NASCAR Winston West Series Ray Elder 1975 NASCAR Winston West Series ARCA Racing Series Dave Dayton 1975 ARCA Racing Series Turismo Carretera Héctor Gradassi 1975 Turismo Carretera USAC Stock Car National Championship Ramo Stott 1975 USAC Stock Car National Championship
Touring car Series Driver Season article European Touring Car Championship Siegfried Müller Sr. Alain Peltier 1975 European Touring Car Championship Australian Manufacturers' Championship Holden 1975 Australian Manufacturers' Championship Australian Touring Car Championship Colin Bond 1975 Australian Touring Car Championship British Saloon Car Championship Andy Rouse 1975 British Saloon Car Championship Manufacturers: Chevrolet CamaroManufacturers: Triumph Dolomite Deutsche Rennsport Meisterschaft Hans Heyer 1975 Deutsche Rennsport Meisterschaft
See also List of motorsport championships Auto racing