| « Conny Andersson | Drivers / 1977 / Mario Andretti | Ian Ashley » | |
| « 1976 | 1978 » |
| Full name: | Mario Gabrielle Andretti |
| Nationality: | American |
| Date of Birth: | Wednesday, 28 February 1940 |
| Age: | 73 years, 83 days (2 months, 23 days) |
| Place of birth: | Montona, Italy |
| Debut: | 1968 United States Grand Prix |
| Active years: | 1968 – 1972, 1974 – 1982 (14) |
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| Rd | Date | Grand Prix | Constructor | Car | Grid | Race | Points | Champ. Points | Rank |
| 1 | 9 Jan | Argentina | Lotus-Ford Cosworth | 78 | 8 | 5 | 2 | 2 | 5 |
| 2 | 23 Jan | Brazil | Lotus-Ford Cosworth | 78 | 3 | Ret | 0 | 2 | 7 |
| 3 | 5 Mar | South Africa | Lotus-Ford Cosworth | 78 | 6 | Ret | 0 | 2 | 9 |
| 4 | 3 Apr | United States West | Lotus-Ford Cosworth | 78 | 2 | 1 | 9 | 11 | 4 |
| 5 | 8 May | Spain | Lotus-Ford Cosworth | 78 | 1 | 1 | 9 | 20 | 2 |
| 6 | 22 May | Monaco | Lotus-Ford Cosworth | 78 | 10 | 5 | 2 | 22 | 4 |
| 7 | 5 Jun | Belgium | Lotus-Ford Cosworth | 78 | 1 | Ret | 0 | 22 | 4 |
| 8 | 19 Jun | Sweden | Lotus-Ford Cosworth | 78 | 1 | 6 | 1 | 23 | 4 |
| 9 | 3 Jul | France | Lotus-Ford Cosworth | 78 | 1 | 1 | 9 | 32 | 2 |
| 10 | 17 Jul | Great Britain | Lotus-Ford Cosworth | 78 | 6 | 14 | 0 | 32 | 2 |
| 11 | 31 Jul | Germany | Lotus-Ford Cosworth | 78 | 7 | Ret | 0 | 32 | 3 |
| 12 | 14 Aug | Austria | Lotus-Ford Cosworth | 78 | 3 | Ret | 0 | 32 | 4 |
| 13 | 28 Aug | Netherlands | Lotus-Ford Cosworth | 78 | 1 | Ret | 0 | 32 | 4 |
| 14 | 11 Sep | Italy | Lotus-Ford Cosworth | 78 | 4 | 1 | 9 | 41 | 3 |
| 15 | 2 Oct | United States | Lotus-Ford Cosworth | 78 | 4 | 2 | 6 | 47 | 2 |
| 16 | 9 Oct | Canada | Lotus-Ford Cosworth | 78 | 1 | 9 | 0 | 47 | 3 |
| 17 | 23 Oct | Japan | Lotus-Ford Cosworth | 78 | 1 | Ret | 0 | 47 | 3 |