| Athletics at the IX South Pacific Games | |
| Size: | 200px |
| Colour: | yellow |
| Dates: | September 13–21 |
| Nations Participating: | 16 |
| Events: | 41 (23 men, 18 women) |
| Records Set: | 14 |
| Level: | Senior |
| Previous: | 1987 Nouméa |
| Next: | 1995 Pirae |
| Games: | 1991 South Pacific Games |
Athletics competitions at the 1991 South Pacific Games were held in Port Moresby, Papua New Guinea, between September 13–21, 1991.
A total of 41 events were contested, 23 by men and 18 by women.
Medal winners and their results were published on the Athletics Weekly webpagecourtesy of Tony Isaacs and Børre Lilloe, and on the Oceania Athletics Association webpage by Bob Snow.
Complete results can also be found on the Oceania Athletics Association webpage by Bob Snow.
| 100 metres (wind: -2.4 m/s) | 10.80 GR | 10.92 | 10.93 | ||||
| 200 metres (wind: -3.9 m/s) | 21.79 | 21.86 | 21.97 | ||||
| 400 metres | 46.77 GR | 47.24 | 47.43 | ||||
| 800 metres | 1:54.81 | 1:55.65 | 1:55.91 | ||||
| 1500 metres | 4:00.44 | 4:02.91 | 4:03.14 | ||||
| 5000 metres | 15:12.43 | 15:47.56 | 15:55.48 | ||||
| 10000 metres | 31:44.58 | 32:34.68 | 34:05.67 | ||||
| Marathon | 2:36:17 | 2:38:54 | 2:41:53 | ||||
| 3000 metres steeplechase | 9:35.82 | 10:05.98 | 10:10.47 | ||||
| 110 metres hurdles (wind: -1.5 m/s) | 14.86 | 14.86 | 15.03 | ||||
| 400 metres hurdles | 52.50 | 53.24 | 54.25 | ||||
| High Jump | 2.05 | 1.98 |  / | 1.95 | |||
| Pole Vault | / | 4.70 GR | / | 4.20 |  / | 4.00 | |
| Long Jump | 7.49 w (wind: +3.1 m/s) | / | 7.18 w (wind: +3.9 m/s) | 7.09 w (wind: +4.7 m/s) | |||
| Triple Jump | 15.66 w (wind: +4.8 m/s) | / | 15.02 w (wind: +2.4 m/s) | 14.87 w (wind: +2.5 m/s) | |||
| Shot Put | 16.44 | / | 15.76 | 15.35 | |||
| Discus Throw | / | 51.32 GR | 46.66 | 45.78 | |||
| Hammer Throw | 55.58 | 54.38 | 49.96 | ||||
| Javelin Throw | 77.12 | / | 72.66 | / | 69.70 | ||
| Decathlon | 7265 GR | / | 6681 | 6572 | |||
| 20 Kilometres Road Walk | 1:51:39 GR | 1:55:54 | 2:12:13 | ||||
| 4 x 100 metres relay | 40.54 GR | 40.90 | 41.20 | ||||
| 4 x 400 metres relay | 3:09.55 GR | 3:13.53 | 3:19.53 |
| 100 metres (wind: -2.5 m/s) | 12.25 | 12.43 | / | 12.60 | |||
| 200 metres (wind: -2.9 m/s) | 25.30 | 25.68 | 26.11 | ||||
| 400 metres | 55.82 GR | 56.97 | / | 57.49 | |||
| 800 metres | 2:17.14 | 2:19.19 | 2:19.26 | ||||
| 1500 metres | 4:43.91 | 4:46.83 | 4:48.37 | ||||
| 3000 metres | 10:27.04 | 10:28.30 | 10:48.27 | ||||
| 10000 metres | 39:35.60 GR | 39:56.82 | 40:19.71 | ||||
| Marathon | 3:25:17 | 3:25:50 | 3:33:20 | ||||
| 100 metres hurdles (wind: -2.1 m/s) | / | 14.70 | 14.88 | / | 15.00 | ||
| 400 metres hurdles | 60.98 | / | 61.52 | 62.94 | |||
| High Jump | / | 1.75 | 1.71 | 1.60 | |||
| Long Jump | / | 5.92 (wind: +1.5 m/s) =GR | 5.73 (wind: +2.0 m/s) | 5.67 (wind: +1.7 m/s) | |||
| Shot Put | 13.64 | 13.05 | 12.61 | ||||
| Discus Throw | 47.88 GR | / | 42.38 | 41.48 | |||
| Javelin Throw | 49.68 | 49.30 | / | 47.12 | |||
| Heptathlon | 5018 GR | 4751 | / | 4573 | |||
| 4 x 100 metres relay | 47.78 | 48.18 | 49.73 | ||||
| 4 x 400 metres relay | 3:50.50 GR | 3:58.44 | 4:01.48 |
Athletes from the following 16 countries were reported to participate:
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