1978 Dünya Ralli Şampiyonası
Yarışmalar

| 0 | 1 | 2 | 3 |
| --- | --- | --- | --- |


| Siyah = Asfalt | Kahverengi = Çakıl | Mavi = Kar/Buz | Kırmızı = Karışık yüzey |
| 0 | 1 | 2 | 3 | 4 |
| --- | --- | --- | --- | --- |

| Ralli | Tarih | Şampiyona | Podyumdaki Pilotlar (Bitirme zamanı) | Podyumdaki araçlar |
|  46ème Rallye Automobile de Monte-Carlo | 21–28 January | Manufacturers Drivers |   Jean-Pierre Nicolas (6h:57m:03s)   Jean Ragnotti (6h:58m:55s)   Guy Fréquelin (6h:59m:55s) |  Porsche 911  Renault 5 Alpine  Renault 5 Alpine |
|  13th Arctic Rally | 3–5 February | Drivers |   Ari Vatanen (6h:25m:03s)   Henri Toivonen (6h:28m:44s)   Markku Alén (6h:36m:20s) |  Ford Escort RS1800  Chrysler Avenger  Fiat 131 Abarth |
|  28th International Swedish Rally | 10–12 February | Manufacturers Drivers |   Björn Waldegård (6h:42m:40s)   Hannu Mikkola (6h:44m:08s)   Markku Alén (6h:45m:26s) |  Ford Escort RS1800  Ford Escort RS1800  Fiat 131 Abarth |
|  26th Safari Rally | 23–27 March | Manufacturers Drivers |   Jean-Pierre Nicolas (+8m:18s penalties)   Vic Preston, Jr. (+8m:55s penalties)   Rauno Aaltonen (+9m:10s penalties) |  Peugeot 504 V6 Coupé  Porsche 911  Datsun 160J |
|  11º Rallye de Portugal Vinho do Porto | 19–23 April | Manufacturers Drivers |   Markku Alén (7h:45m:33s)   Hannu Mikkola (7h:50m:01s)   Jean-Pierre Nicolas (8h:01m:01s) |  Fiat 131 Abarth  Ford Escort RS1800  Ford Escort RS1800 |
|  25th Acropolis Rally | 29 May–2 June | Manufacturers Drivers |   Walter Röhrl (10h:00m:50s)   Markku Alén (10h:10m:54s)   Shekhar Mehta (10h:23m:36s) |  Fiat 131 Abarth  Fiat 131 Abarth  Datsun 160J |
|  19th Esso-Lombard Scottish Rally | 3–7 June | Drivers |   Hannu Mikkola (4h:26m:38s)   Pentti Airikkala (4h:34m:36s)   Roger Clark (4h:35m:11s) |  Ford Escort RS1800  Vauxhall Chevette 2300 HS  Ford Escort RS1800 |
|  38 Rajd Polski | 6–9 July | Drivers |   Antonio Zanini (5h:51m:01.2s)   Franz Wittmann (6h:04m:10.9s)   Salvador Cañellas (6h:09m:04.8s) |  Fiat 131 Abarth  Opel Kadett GT/E  Fiat 131 Abarth |
|  28th 1000 Lakes Rally | 25–27 August | Manufacturers Drivers |   Markku Alén (3h:30m:10s)   Timo Salonen (3h:32m:14s)   Pentti Airikkala (3h:32m:50s) |  Fiat 131 Abarth  Fiat 131 Abarth  Vauxhall Chevette 2300 HS |
|  9th Motogard Rally of New Zealand | 2–5 September | Drivers |   Russell Brookes (9h:57m:12.0s)   Jim Donald (10h:09m:29.4s)   Paul Adams (10h:41m:55.8s) |  Ford Escort RS1800  Ford Escort RS1800  Ford Escort RS1800 |
|  6ème Critérium Molson du Québec | 13–17 September | Manufacturers Drivers |   Walter Röhrl (4h:54m:23s)   Markku Alén (5h:02m:56s)   Anders Kulläng (5h:12m:46s) |  Fiat 131 Abarth  Fiat 131 Abarth  Opel Kadett GT/E |
|  37ème Tour de France Automobile | 16–21 September | Drivers |   Michèle Mouton (11h:18m:15.7s)   Jean-Louis Clarr (11h:34m:01.8s)   Chris Sclater (11h:40m:04.0s) |  Fiat 131 Abarth  Opel Kadett GT/E  Vauxhall Chevette 2300 HS |
|  20º Rallye Sanremo | 3–7 October | Manufacturers Drivers |   Markku Alén (10h:53m:28s)   Maurizio Verini (11h:04m:00s)   Francis Vincent (11h:10m:31s) |  Lancia Stratos HF  Fiat 131 Abarth  Porsche 911 |
|  13th Southern Cross Rally | 14–18 October | Drivers |   George Fury (1h:25m:17s)   Colin Bond (1h:37m:12s)   Wayne Bell (1h:58m:32s) |  Datsun Stanza  Ford Escort RS  Holden Gemini |
|  26º RACE Rallye de España | 20–22 October | Drivers |   Tony Carello (4h:20m:03s)   Beny Fernández (4h:29m:40)   Jorge de Bagration (4h:33m:27s) |  Lancia Stratos HF  Fiat 131 Abarth  Lancia Stratos HF |
|  10ème Rallye Bandama Côte d'Ivoire | 21–24 October | Manufacturers Drivers |   Jean-Pierre Nicolas (+2m:28s penalties)   Timo Mäkinen (+2m:43s penalties)   Jean Ragnotti (+3m:50s penalties) |  Peugeot 504 V6 Coupé  Peugeot 504 V6 Coupé  Renault 5 Alpine |
|  22ème Tour de Corse | 4–5 November | Manufacturers Drivers |   Bernard Darniche (6h:47m:34s)   Jean-Claude Andruet (6h:51m:59s)   Sandro Munari (6h:52m:59s) |  Fiat 131 Abarth  Fiat 131 Abarth  Fiat 131 Abarth |
|  27th Lombard RAC Rally | 19–23 November | Manufacturers Drivers |   Hannu Mikkola (8:47m:23s)   Björn Waldegård (8h:52m:41s)   Russell Brookes (8h:58m:55s) |  Ford Escort RS1800  Ford Escort RS1800  Ford Escort RS1800 |