The following is an overview of the events of 1984 in motorsport including the major racing events, motorsport venues that were opened and closed during a year, as well as championships and non-championship events that were established and discontinued in that year, and births and deaths of racing drivers and other figures in motorsport people.
The calendar includes only major annual non-championship events or events with significance separate of the championship. For the dates of the championship events see related season articles.
| Date | Event | Ref |
|---|---|---|
| 1–20 January | 6th Dakar Rally | [1] |
| 4–5 February | 22nd 24 Hours of Daytona | [2] |
| 19 February | 26th Daytona 500 | [3] |
| 27 May | 68th Indianapolis 500 | [4] |
| 3 June | 42nd Monaco Grand Prix | [5] |
| 2–8 June | 67th Isle of Man TT | [6] |
| 16–17 June | 52nd 24 Hours of Le Mans | [7] |
| 28–29 July | 36th 24 Hours of Spa | [8] |
| 29 July | 7th Suzuka 8 Hours | [9] |
| 25–26 August | 12th 24 Hours of Nurburgring | [10] |
| 30 September | 25th James Hardie 1000 | [11] |
| 17 November | 31st Macau Grand Prix | [12] |
| First race | Championship | Ref |
|---|---|---|
| 23 September | European Formula Two Championship | [13] |
| Date | Month | Name | Nationality | Occupation | Note | Ref |
|---|---|---|---|---|---|---|
| 11 | July | Ben Spies | American | Motorcycle racer | Superbike World champion (2009). | [14] |
| 11 | August | Lucas di Grassi | Brazilian | Racing driver | Formula E champion (2016–17). | [15] |
| 8 | September | Vitaly Petrov | Russian | Racing driver | The first Russian Formula One driver. | [16] |
| 5 | November | Nick Tandy | British | Racing driver | 24 Hours of Le Mans winner (2015). | [17] |
| 5 | December | Neel Jani | Swiss | Racing driver | 24 Hours of Le Mans winner (2016). FIA World Endurance champion (2016). | [18] |
| 7 | Robert Kubica | Polish | Racing driver | The first Polish Formula One driver. 2008 Canadian Grand Prix winner. | [19] |
| Date | Month | Name | Age | Nationality | Occupation | Note | Ref |
|---|---|---|---|---|---|---|---|
| 19 | May | Bill Holland | 76 | American | Racing driver | Indianapolis 500 winner (1949). | [20] |
| 8 | September | Johnnie Parsons | 66 | American | Racing driver | Winner of the Indianapolis 500 (1950) | [21] |
| 7 | October | Peter Walker | 71 | British | Racing driver | 24 Hours of Le Mans winner (1951) | [22] |