| Club: | Hawthorn Football Club |
| Season: | 1990 |
| President: | Trevor Coote |
| Coach: | Allan Jeans |
| Captain: | Michael Tuck |
| Home Ground: | Princes Park Waverley Park |
| Regularseason Comp: | AFL season |
| Regularseason Result: | 14–8 (5th) |
| Finals Series: | Finals series |
| Finals Result: | Elimination final (lost to 64–73) |
| Club B&Amp;F: | Best and Fairest |
| Best And Fairest: | Andrew Collins |
| Leading Goalscorer: | Jason Dunstall (83) |
| Highest Attendance: | 53,982 (round 20 vs.) |
| Lowest Attendance: | 8,649 (Round 4 vs.) |
| Average Attendance: | 24,327 |
| Prevseason: | 1989 (VFL) |
| Nextseason: | 1991 |
The 1990 season was the Hawthorn Football Club's 66th season in the newly named Australian Football League and 89th overall. Hawthorn entered the season as the two-time defending Premiers, having won back-to-back premierships.
| Rd | Date and local time | Opponent | Scores (Hawthorn's scores indicated in bold) | Venue | Attendance | Record | |||
|---|---|---|---|---|---|---|---|---|---|
| Home | Away | Result | |||||||
| 1 | Saturday, 31 March (2:10 pm) | 11.11 (77) | 28.24 (192) | Won by 115 points | Waverley Park (A) | 41,694 | 1–0 | ||
| 2 | Saturday, 8 April (2:10 pm) | 24.15 (159) | 14.13 (97) | Lost by 62 points | Melbourne Cricket Ground (A) | 55,311 | 1–1 | ||
| 3 | Saturday, 14 April (2:10 pm) | 15.21 (111) | 10.21 (81) | Won by 30 points | Princes Park (H) | 11,698 | 2–1 | ||
| 4 | Saturday, 21 April (2:10 pm) | 18.12 (120) | 5.8 (38) | Won by 82 points | Princess Park (H) | 8,649 | 3–1 | ||
| 5 | Saturday, 28 April (2:10 pm) | 16.12 (108) | 10.18 (78) | Won by 30 points | Princess Park (H) | 13,144 | 4–1 | ||
| 6 | Saturday, 5 May (2:10 pm) | 15.14 (104) | 14.17 (101) | Lost by 3 points | Moorabbin Oval (A) | 30,895 | 4–2 | ||
| 7 | Saturday, 12 May (2:10 pm) | 13.14 (92) | 13.16 (94) | Won by 2 points | Waverley Park (A) | 48,099 | 5–2 | ||
| 8 | Saturday, 19 May (2:10 pm) | 18.18 (126) | 9.5 (59) | Lost by 67 points | Waverley Park (A) | 36,370 | 5–3 | ||
| 9 | Saturday, 26 May (2:10 pm) | 14.8 (92) | 7.6 (48) | Won by 44 points | Waverley Park (H) | 39,701 | 6–3 | ||
| 10 | Saturday, 2 June (2:10 pm) | 15.13 (103) | 13.11 (89) | Lost by 14 points | Princes Park (A) | 11,329 | 6–4 | ||
| 11 | Saturday, 9 June (2:10 pm) | 19.18 (132) | 11.17 (83) | Won by 49 points | Princes Park (H) | 11,848 | 7–4 | ||
| 12 | Friday, 15 June (7:40 pm) | 16.9 (105) | 12.10 (82) | Lost by 23 points | WACA (A) | 28,094 | 7–5 | ||
| 13 | Saturday, 30 June (2:10 pm) | 10.13 (73) | 14.7 (91) | Lost by 18 points | Waverley Park (H) | 22,388 | 7–6 | ||
| 14 | Saturday, 7 July (2:10 pm) | 18.10 (118) | 7.8 (50) | Won by 68 points | Waverley Park (H) | 30,211 | 8–6 | ||
| 15 | Saturday, 14 July (2:10 pm) | 10.7 (67) | 21.16 (142) | Lost by 75 points | Princes Park (H) | 25,159 | 8–7 | ||
| 16 | Saturday, 21 July (2:10 pm) | 10.8 (68) | 25.9 (159) | Won by 91 points | Melbourne Cricket Ground (A) | 25,532 | 9–7 | ||
| 17 | Sunday, 29 July (2:10 pm) | 14.11 (95) | 16.14 (110) | Won by 15 points | Carrara Stadium (A) | 8,768 | 10–7 | ||
| 18 | Friday, 3 August (7:40 pm) | 14.14 (98) | 15.18 (108) | Won by 10 points | Melbourne Cricket Ground (A) | 44,627 | 11–7 | ||
| 19 | Saturday, 11 August (2:10 pm) | 17.17 (119) | 13.5 (83) | Won by 36 points | Waverley Park (H) | 27,612 | 12–7 | ||
| 20 | Saturday, 18 August (2:10 pm) | 26.7 (163) | 12.8 (80) | Won by 83 points | Waverley Park (H) | 53,982 | 13–7 | ||
| 21 | Saturday, 25 August (2:10 pm) | 17.14 (116) | 12.13 (85) | Won by 31 points | Princes Park (H) | 23,200 | 14–7 | ||
| 22 | Saturday, 1 September (2:10 pm) | 17.14 (116) | 15.14 (104) | Lost by 12 points | Melbourne Cricket Ground (A) | 57,247 | 14–8 | ||
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