| Club: | Atlético Madrid |
| Season: | 1983–84 |
| Manager: | Luis Aragonés |
| Mgrtitle: | Head coach |
| Chrtitle: | President |
| Chairman: | Vicente Calderón |
| Stadium: | Vicente Calderón Stadium |
| League: | La Liga |
| League Result: | 4th |
| Cup1: | Copa del Rey |
| Cup1 Result: | Eightfinals |
| Cup2: | UEFA Cup |
| Cup2 Result: | 1st round |
| Cup3: | Copa de la Liga |
| Cup3 Result: | Runners-up |
| League Topscorer: | Hugo Sánchez (12) |
| Pattern La1: | _red_stripes |
| Pattern B1: | _atm8394h |
| Pattern Ra1: | _red_stripes |
| Pattern So1: | _whitetopl |
| Leftarm1: | FFFFFF |
| Body1: | FFFFFF |
| Rightarm1: | FFFFFF |
| Shorts1: | 000099 |
| Socks1: | FF0000 |
| Pattern B2: | _atm8394a |
| Leftarm2: | FF0000 |
| Body2: | FF0000 |
| Rightarm2: | FF0000 |
| Shorts2: | 000099 |
| Socks2: | 000099 |
| Prevseason: | 1982–83 |
| Nextseason: | 1984–85 |
The 1983–84 season was Atlético Madrid's 43rd season since foundation in 1903 and the club's 38th season in La Liga, the top league of Spanish football. Atlético competed in La Liga, and the Copa del Rey.
| Pos. | Nat. | Name | Age | Moving from | Month |
|---|---|---|---|---|---|
 | Julio Prieto | ||||
| | |||||
| | |||||
| | Pedraza | ||||
| | Pereira | ||||
| Pos. | Nat. | Name | Age | Moving to | Month | Notes |
|---|---|---|---|---|---|---|
 | June | |||||
| | Julio Alberto | |||||
| | ||||||
| | Román | |||||
| | Rubén Cano | |||||
See main article: 1983–84 La Liga.
See main article: 1983–84 Copa del Rey.
See main article: 1983–84 UEFA Cup.
See main article: 1984 Copa de la Liga.