The 1951 Swiss motorcycle Grand Prix was the second race of the 1951 Grand Prix motorcycle racing season. It took place on 27 May 1951 at the Bremgarten circuit.

500 cc classification Pos Rider Manufacturer Laps Time Points 1 Fergus Anderson Moto Guzzi 28 1:34:44.2 8 2 Reg Armstrong AJS 28 +1:47.9 6 3 Enrico Lorenzetti Moto Guzzi 28 +2:07.5 4 4 Carlo Bandirola MV Agusta 3 5 Benoît Musy Moto Guzzi 2 6 Willy Lips Norton 1 7 Hans Baltisberger Norton 8 Max Forster Gilera 9 Väinö Hollming Moto Guzzi 10 Sid Mason Norton 11 Tommy Wood Norton 12 Alexander Mayer Norton

350 cc classification Pos Rider Manufacturer Laps Time Points 1 Leslie Graham Velocette 22 1:10:48.5 8 2 Cecil Sandford Velocette 22 +1:18.6 6 3 Reg Armstrong AJS 22 +1:48.6 4 4 Paul Fuhrer Velocette 3 5 Sid Mason Velocette 2 6 Leonhardt Faßl AJS 1 7 Hans Baltisberger AJS 8 Werner Mazanec AJS 9 Herbert Laederach AJS 10 Edmund Laederach Norton 11 Väinö Hollming Velocette 12 Helmut Volzwinkler Norton 13 Heinrich Stamm Velocette 14 Denis Jenkinson Norton

250 cc classification Pos Rider Manufacturer Laps Time Points 1 Dario Ambrosini Benelli 18 1:05:32.1 8 2 Bruno Ruffo Moto Guzzi 18 +1:10.8 6 3 Gianni Leoni Moto Guzzi 18 +3:00.3 4 4 Benoît Musy Moto Guzzi 3 5 Cecil Sandford Velocette 2 6 Nino Grieco Parilla 1 7 H. Steffan Parilla 8 Alano Montanari Moto Guzzi 9 Hans Haldemann Parilla 10 Carlo Bellotti Moto Guzzi 11 R. Thiery Monet-Goyon 12 Heinrich Thorn-Prikker Moto Guzzi

Sidecar classification Pos Rider Passenger Manufacturer Laps Time Points 1 Ercole Frigerio Ezio Ricotti Gilera 16 1:01:27.6 8 2 Albino Milani Giuseppe Pizzocri Gilera 16 +2:03.6 6 3 Ernesto Merlo Dino Magri Gilera 16 +2:56.4 4 4 Marcel Masuy Denis Jenkinson Norton 3 5 Eric Oliver Lorenzo Dobelli Norton 2 6 Giovanni Carru Carlo Musso Carru 1 7 Jakob Keller Gianfranco Zanzi Eigenbau 8 Luigi Marcelli ? Gilera 9 Henri Meuwly ? Gilera 10 Heinrich Stamm ? Norton 11 Renato Prati Marino Saguato Moto Guzzi 12 F. Vaasen ? Norton 13 Carlo Vittone ? Carru

References