80s ke ngwagasome tšhupamabakeng ya Gregorian wa go thoma ka 1 Pherekgong 80 ya fela ka 31 Manthole 89. Ngwagasome 80s o wela ngwagengkgolo wa 1.
| Ngwagakete: | Ngwagakete 1 |
| Mengwagakgolo: | Ngwagakgolo 1 BC – Ngwagakgolo 1 – Ngwagakgolo 2 |
| Mengwagasome: | 50s 60s 70s – 80s – 90s 100s 110s |
| Mengwaga: | 80 81 82 83 84 85 86 87 88 89 |
| 80s-tšago tswalanya: |