The 1952 Swiss motorcycle Grand Prix was the first race of the 1952 Motorcycle Grand Prix season. It took place on 17–18 May 1952 at the Bremgarten circuit.

500 cc classification Pos Rider Manufacturer Laps Time Points 1 Jack Brett AJS 28 1:21:03.0 8 2 Bill Doran AJS 28 +20.6 6 3 Carlo Bandirola MV Agusta 28 +1:28.4 4 4 Nello Pagani Gilera 3 5 Rod Coleman AJS 2 6 Ray Amm Norton 1 7 Libero Liberati Gilera 8 Syd Lawton Norton 9 Willy Lips Norton 10 Friedel Schön Horex 11 Hans Wirz Triumph 12 Bill Beevers Norton 13 Max Forster Gilera 14 Carlo Belotti Moto Guzzi

350 cc classification Pos Rider Manufacturer Laps Time Points 1 Geoff Duke Norton 21 1:02:13.6 8 2 Rod Coleman AJS 21 +53.0 6 3 Reg Armstrong Norton 21 +2:02.1 4 4 Jack Brett AJS 3 5 Syd Lawton AJS 2 6 Ray Amm Norton 1 7 Ken Kavanagh Norton 8 W. Wanner AJS 9 Paul Fuhrer Velocette 10 Werner Gerber AJS 11 Willy Lips Norton 12 Kurt Knopf AJS 13 Max Forster Velocette 14 Bill Beevers Norton 15 M. Fontanesi AJS 16 Roland Schnell Horex 17 Werner Mazanec AJS 18 L. Harris Velocette 19 F. Ellenberger AJS 20 Edmund Laederach AJS

250 cc classification Pos Rider Manufacturer Laps Time Points 1 Fergus Anderson Moto Guzzi 18 57:23.0 8 2 Enrico Lorenzetti Moto Guzzi 18 +6.1 6 3 Leslie Graham Benelli 21 +24.7 4 4 Alano Montanari Moto Guzzi 3 5 Nino Grieco Parilla 2 6 Gotthilf Gehring Moto Guzzi 1 7 Carlo Belotti Moto Guzzi 8 Hermann Gablenz Horex

Sidecar classification Pos Rider Passenger Manufacturer Laps Time Points 1 Albino Milani Giuseppe Pizzocri Gilera 16 54:54.3 8 2 Cyril Smith Bob Clements Norton 16 +5.4 6 3 Jacques Drion Bob Onslow Norton 16 +2:47.1 4 4 Ferdinand Aubert René Aubert Norton 3 5 Marcel Masuy Denis Jenkinson Norton 2 6 Jean Murit André Emo Norton 1 7 Julius Beer Gernot Zingerle Norton 8 Franz Möhr Günter Müller BMW 9 Fritz Mühlemann Marie Mühlemann Triumph 10 Roland Benz Gusti Fischer Triumph 11 Hermann Böhm Karl Fuchs Norton 12 André Reichlin Maria Reichlin Norton 13 Heinrich Stamm Peter Haberstich Norton 14 Franz Vaasen Walter Viesler Norton 15 Josef Suter Trudy Suter FN

References