1928 Gran Premio de San Sebastian
25 July - Lasarte: 40 laps x 17.7494 km = 709.976 km

Pole position: N/A
Fastest lap: Louis Chiron (Bugatti 35C)  6.50.6

Results: 

1  7  Louis Chiron       Bugatti 35C  5:20.30.0
2  9  Robert Benoist     Bugatti 35B  5:22.56.5
3 16  Marcel Lehoux      Bugatti 35C  5:33.35.0
4  8  Goffredo Zehender  Bugatti 37A  5:42.23.7
5  3  Manuel Blancas     Bugatti 35B  6:34.46.8
6 18  Torres             Bugatti 37A  5:45.29.0 (29 laps)

Disqualified

   2* Mario Lepori       Bugatti 35B  32 shared car

Did Not Finish:

  10  Albert Divo        Bugatti 35C  12 Brakes
   4  "W. Williams"      Bugatti 35C  10 Fire
 
Shared car
   2* Edmond Bourlier    Bugatti 35B  32 shared car

Did not start/cars not ready:

   1 Rudolf Caracciola   Mercedes
   5 Ferdinando Minoia   Bugatti 37A
   6 Janine Jennky       Bugatti 35C
  11 Edmond Bourlier     Bugatti 35C
  12 Gastone Brilli-Peri Bugatti 35C
  15 Maurice Rost        Georges-Irat
  17 Michel Doré         Corre-La Licorne

RACE NOTES
 1) Formula Libre