1931 Gran Prix de Monaco
19 April - Monte Carlo: 100 laps x 3.180 km = 318.000 km
Pole Position: N/A Fastest lap: Louis Chiron (Bugatti T51) Luigi Fagioli (Maserati 26M) 2.07.0 Results: 1 22 11 Louis Chrion Bugatti T51 3:39.09.2 2 52 14 Luigi Fagioli Maserati 26M (8C-2500) 3:43.04.6 3 26 10 Achille Varzi Bugatti T51 3:43.13.2 4 20 20 Guy Bouriat Bugatti T51 98 5 46 13 Goffredo Zehender Alfa-Romeo 6C-1750 97 6 38 8 "Dribus" Peugeot 174S 96 50 1 René Dreyfus Maserati 26M (8C-2500) 91 Fuel Feed 7 48 9 Clemente Biondetti Maserati 26M (8C-2500) 91 8 12 15 Clifton Penn-Hughes Bugatti 35 89 9 30 21 Stanislas Czaykowki Bugatti T35 85 Retirements: 24 6 Albert Divo Bugatti T35B 66 Engine 10 17 Earl Howe Bugatti T51 62 Oil pipe, engine 56 2 Hans Stuber Bugatti T35C 59 16 3 Bernhard Ackerl Bugatti T37A 55 8 5 Rudolf Caracciola Mercedes-Benz SSKL 53 Clutch 18 19 Juan Zanelli Bugatti T35B 47 Piston 4 22 H. zu Leiningen Bugatti T35C 31 Gearbox 6 12 H.J. von Morgen Bugatti T35B 28 Transmission 2 18 Ernst Burggaller Bugatti T35B 26 Engine 32 7 Marcel Lehoux Bugatti T35B 15 Transmission 54 23 Carlo Pedrazzini Maserati 26B (8C-2000) 13 Ignition 28 16 Philippe Etancelin Bugatti T35V 6 Piston 34 4 "W.Williams" Bugatti T35C 5 Valve Did not start: 14 Henri Birkin Maserati 26M (8C-2500) cylinder head 36 Boris Ivanowski Mercedes-Benz SSK arrived too late for practice 40 Luigi Arcangeli Alfa-Romeo 8C-230 tyre trouble 42 Baconin Borzacchini Alfa-Romeo 8C-2300 tyre trouble 44 Tazio Nuvolari Alfa-Romeo 8C-2300 tyre trouble Race notes: 1) grid formation 3-3-3. Drawn positions 2) "Dribus". According to the International Guinness Guide To Motor Racing, this pseudonym stands for André Boillot.