Drivers/France
Louis Rosier
- 1950–1956
- ROS
- Born 5 November 1905 in Chapdes-Beaufort
- Died 29 October 1956
- Louis Claude Rosier
- Starts38
- Wins00% of starts
- Podiums25% of starts
- Pole positions00× started from P1
- Fastest laps0
- Titles0best finish P4
Career numbers
- Avg grid position14.5
- Avg finish7.5
- Retirement rate32%
- Pole-to-win conversion–
- Positions gained+155
- Points scored18
- Longest winning streak–
- Longest podium streak2
- Longest points-scoring streak2
- TeamsTalbot-Lago (1950–1951) · Ferrari (1952–1954) · Maserati (1954–1956)
Pole position means the fastest time in qualifying. That is not the same as a start from P1 – grid penalties move a driver down the grid. Up to the 2000s the two numbers coincide.
The career at a glance
Season by season
Every race
39 entries, 38 of them started. DNQ: did not qualify; DNS: did not start; DNF: retired.
- First entryBritish Grand Prix 1950P5 · Talbot-Lago
- Last startGerman Grand Prix 1956P5 · Maserati
All 39 races, season by season
Against team-mates
Same car, same races. In the race only those where both reached the finish count – a retirement says nothing about the head-to-head.
| Team-mate | Years | Races | Qualifying | Quali gap | Points | |
|---|---|---|---|---|---|---|
| Johnny Claes | 1950–1951 | 7:0 | 11:2 | −5.50% | 16 : 0 | Compare |
| Luigi Villoresi | 1952–1956 | 0:6 | 2:11 | +5.60% | 2 : 17 | Compare |
| Mike Hawthorn | 1953–1954 | 0:7 | 0:11 | +4.30% | 0 : 33.1 | Compare |
| Nino Farina | 1952–1954 | 0:6 | 0:12 | +7.25% | 0 : 53 | Compare |
| Alberto Ascari | 1952–1953 | 0:6 | 0:10 | +8.94% | 0 : 64 | Compare |
| Philippe Étancelin | 1950–1951 | 4:0 | 5:6 | +1.38% | 16 : 3 | Compare |
| Yves Giraud-Cabantous | 1950–1951 | 2:1 | 3:7 | +1.27% | 13 : 5 | Compare |
| Jean Behra | 1955–1956 | 0:5 | 0:8 | +7.68% | 2 : 19 | Compare |
| Stirling Moss | 1954–1956 | 1:3 | 0:7 | +8.32% | 2 : 19 | Compare |
| Pierre Levegh | 1950–1951 | 3:0 | 6:0 | −3.47% | 10 : 0 | Compare |
| Cesare Perdisa | 1955–1956 | 0:3 | 1:5 | +1.55% | 0 : 5 | Compare |
| Piero Taruffi | 1952–1956 | 0:2 | 1:5 | +6.63% | 0 : 13 | Compare |
| Roberto Mieres | 1954–1955 | 0:3 | 1:4 | +5.27% | 0 : 8 | Compare |
| Luigi Musso | 1954–1955 | 0:3 | 0:5 | +6.07% | 0 : 10 | Compare |
| Paco Godia | 1954–1956 | 1:2 | 3:2 | −2.59% | 2 : 3 | Compare |
| José Froilán González | 1951–1954 | 0:1 | 1:4 | +7.01% | 0 : 16.1 | Compare |
| Louis Chiron | 1951 | 0:0 | 3:3 | +0.11% | 3 : 0 | Compare |
| Jacques Swaters | 1951–1953 | 1:1 | 2:2 | −2.80% | 0 : 0 | Compare |
| Maurice Trintignant | 1954 | 0:1 | 0:4 | +3.91% | 0 : 9 | Compare |
| Umberto Maglioli | 1953–1956 | 0:1 | 0:4 | +3.14% | 2 : 0 | Compare |
| Horace Gould | 1955–1956 | 0:0 | 3:2 | −0.09% | 2 : 2 | Compare |
| Guy Mairesse | 1950–1951 | 1:0 | 2:1 | −5.83% | 3 : 0 | Compare |
| Robert Manzon | 1954 | 1:0 | 0:3 | – | 0 : 4 | Compare |
| André Simon | 1952–1956 | 0:1 | 1:2 | – | 0 : 0 | Compare |
| Harry Schell | 1950–1956 | 1:0 | 1:2 | +3.33% | 6 : 0 | Compare |
| Raymond Sommer | 1950 | 0:0 | 1:2 | +2.09% | 7 : 0 | Compare |
| Rudi Fischer | 1952 | 0:0 | 1:2 | – | 0 : 6 | Compare |
| Duncan Hamilton | 1951 | 1:0 | 2:0 | – | 0 : 0 | Compare |
| Sergio Mantovani | 1954 | 1:0 | 0:2 | – | 0 : 0 | Compare |
| Eugène Chaboud | 1950–1951 | 0:0 | 2:0 | – | 4 : 1 | Compare |
| André Pilette | 1951 | 1:0 | 1:0 | – | 3 : 0 | Compare |
| Piero Carini | 1952–1953 | 0:0 | 2:0 | – | 0 : 0 | Compare |
| Peter Hirt | 1952–1953 | 0:0 | 1:1 | – | 0 : 0 | Compare |
| Roy Salvadori | 1956 | 0:0 | 0:2 | – | 2 : 0 | Compare |
| Bruce Halford | 1956 | 0:0 | 0:2 | – | 2 : 0 | Compare |
| Eugène Martin | 1950 | 0:0 | 0:2 | – | 6 : 0 | Compare |
| Henri Louveau | 1950–1951 | 0:0 | 2:0 | – | 3 : 0 | Compare |
| Jorge Daponte | 1954 | 1:0 | 0:1 | – | 0 : 0 | Compare |
| Ken Wharton | 1954 | 1:0 | 0:1 | – | 0 : 0 | Compare |
| Birabongse Bhanudej | 1954 | 1:0 | 0:1 | – | 0 : 0 | Compare |
| Charles de Tornaco | 1952 | 0:0 | 0:1 | – | 0 : 0 | Compare |
| Charles Pozzi | 1950 | 0:0 | 1:0 | – | 0 : 0 | Compare |
| Franco Comotti | 1952 | 0:0 | 1:0 | – | 0 : 0 | Compare |
| Kurt Adolff | 1953 | 0:0 | 1:0 | – | 0 : 0 | Compare |
| Ottorino Volonterio | 1954–1956 | 0:0 | 1:0 | – | 2 : 0 | Compare |
| Reg Parnell | 1954 | 0:0 | 0:1 | – | 0 : 0 | Compare |
| Jack Brabham | 1956 | 0:0 | 1:0 | – | 0 : 0 | Compare |
| Peter Walker | 1955 | 0:0 | 0:1 | – | 0 : 0 | Compare |
| Georges Grignard | 1951 | 0:0 | 0:1 | – | 0 : 0 | Compare |
| Emmanuel de Graffenried | 1954 | 0:0 | 1:0 | – | 0 : 0 | Compare |
| Max de Terra | 1953 | 0:0 | 1:0 | – | 0 : 0 | Compare |
Green: Louis Rosier came out ahead in that duel. Quali gap: the median difference in the last session both set a time in, as a share of the lap – minus is faster. At least three sessions; a dash where there were fewer.
Strongest circuits
Circuits with at least two starts, most wins first.
| Circuit | Starts | Wins | Podiums | Avg finish |
|---|---|---|---|---|
| Spa-Francorchamps | 6 | 1 | 6.4 | |
| Silverstone | 5 | 8.3 | ||
| Reims-Gueux | 5 | 6.7 | ||
| Monza | 5 | 9 | ||
| Bremgarten | 4 | 1 | 6 | |
| Nürburgring | 4 | 7.8 | ||
| Monaco | 3 | – | ||
| Pedralbes | 2 | 7 | ||
| Zandvoort | 2 | 8 |