1981 Grande Premio do Brasil
29 March - Rio de Janeiro: 311.922 km (5.031 km x 62 laps)

Pole position: Nelson Piquet, Brabham-Cosworth, 1:35.079

Results:
 1 Carlos Reutemann             Williams-Cosworth       2:00:23.660, 155.450kph
 2 Alan Jones                   Williams-Cosworth       2:00:28.100
 3 Riccardo Patrese             Arrows-Cosworth         2:01:26.704
 4 Marc Surer                   Ensign-Cosworth         2:01:40.690
 5 Elio de Angelis              Lotus-Cosworth          2:01:50.080
 6 Jacques Laffite              Talbot Ligier-Matra     2:01:50.490
 7 Jean-Pierre Jarier           Talbot Ligier-Matra     2:01:53.910
 8 John Watson                  McLaren-Cosworth        -1 lap
 9 Keke Rosberg                 Fittipaldi-Cosworth     -1 lap
10 Patrick Tambay               Theodore-Cosworth       -1 lap
11 Nigel Mansell                Lotus-Cosworth          -1 lap
12 Nelson Piquet                Brabham-Cosworth        -2 laps
13 Ricardo Zunino               Tyrrell-Cosworth        -5 laps
nc Eddie Cheever                Tyrrell-Cosworth        -13 laps
nc Bruno Giacomelli             Alfa Romeo              -22 laps

Fastest Lap: Marc Surer, Ensign-Cosworth, 1:54.302, 158.454kph

Retirements:
   Mario Andretti               Alfa Romeo               0 laps Accident
   Rene Arnoux                  Renault                  0 laps Accident
   Chico Serra                  Fittipaldi-Cosworth      0 laps Accident
   Andrea de Cesaris            McLaren-Cosworth         9 laps Electrics
   Didier Pironi                Ferrari                 19 laps Accident
   Alain Prost                  Renault                 20 laps Accident
   Siegfried Stohr              Arrows-Cosworth         20 laps Accident
   Hector Rebaque               Brabham-Cosworth        22 laps Rear suspension
   Gilles Villeneuve            Ferrari                 25 laps Turbo wastegate
   
   
Did Not Qualify
   Jan Lammers                  ATS-Cosworth
   Jean-Pierre Jabouille        Talbot Ligier-Matra
   Beppe Gabbiani               Osella-Cosworth
   Miguel-Angel Guerra          Osella-Cosworth
   Eliseo Salazar               March-Cosworth
   Derek Daly                   March-Cosworth


Disqualified from practice
   Ricardo Londono-Bridge       Ensign-Cosworth
---------------------------------------------------------------------------------------
                    Starting Grid

   Carlos Reutemann                     Nelson Piquet
   Williams FW07C-Cosworth #12          Brabham BT49C-Cosworth
   1:35.390                             1:35.079

   Riccardo Patrese                     Alan Jones    
   Arrows A3-Cosworth #3                Williams FW07C-Cosworth #11
   1:36.667                             1:36.337

   Bruno Giacomelli                     Alain Prost
   Alfa Romeo 179C                      Renault RE20B
   1:37.283                             1:36.670

   Rene Arnoux                          Gilles Villeneuve
   Renault RE20B                        Ferrari 126CK
   1:37.561                             1:37.497
   
   Elio de Angelis                      Mario Andretti
   Lotus 81B-Cosworth #R3               Alfa Romeo 179C
   1:37.734                             1:37.597

   Keke Rosberg                         Hector Rebaque
   Fittipaldi F8C-Cosworth              Brabham BT49C-Cosworth
   1:37.981                             1:37.777

   Eddie Cheever                        Nigel Mansell
   Tyrrell 010-Cosworth                 Lotus 81B-Cosworth
   1:38.160                             1:38.003

   Jacques Laffite                      John Watson
   Talbot Ligier JS17-Matra #02         McLaren M29F-Cosworth
   1:38.273                             1:38.263

   Marc Surer                           Didier Pironi
   Ensign N180B-Cosworth #MN-15         Ferrari 126CK
   1:38.570                             1:38.565

   Andrea de Cesaris                    Patrick Tambay
   McLaren M29F-Cosworth                Theodore TY01-Cosworth
   1:38.780                             1:38.726

   Chico Serra                          Siegfried Stohr
   Fittipaldi F8C-Cosworth              Arrows A3-Cosworth
   1:39.326                             1:39.190

   Ricardo Zunino                       Jean-Pierre Jarier
   Tyrrell 010-Cosworth                 Talbot Ligier JS17-Matra
   1:39.798                             1:39.398



Did Not Qualify:

   Jean-Pierre Jabouille                Jan Lammers
   Talbot Ligier JS17-Matra             ATS D4-Cosworth
   1:40.306                             1:39.844
   Car raced by Jarier

   Miguel Angel Guerra                  Beppe Gabbiani
   Osella FA1B-Cosworth                 Osella FA1B-Cosworth
   1:40.984                             1:40.709

   Derek Daly                           Eliseo Salazar
   March 811-Cosworth                   March 811-Cosworth
   No time                              1:43.267



   Ricardo Londono-Bridge
   Ensign N180B-Cosworth #MN-15
   Did not have required competition licence