| Millennium: | 2nd Millennium |
|---|---|
| Centuries: | 11th cent. – 12th cent. – 13th cent. |
| Decades: | 1140s 1150s 1160s – 1170s – 1180s 1190s 1200s |
| Years: | 1170 1171 1172 – 1173 – 1174 1175 1176 |
| Gregorian calendar | 1173 MCLXXIII |
| Ab urbe condita | 1926 |
| Armenian calendar | 622 ԹՎ ՈԻԲ |
| Assyrian calendar | 5923 |
| Bengali calendar | 580 |
| Berber calendar | 2123 |
| English Regnal year | 19 Hen. 2 – 20 Hen. 2 |
| Buddhist calendar | 1717 |
| Burmese calendar | 535 |
| Byzantine calendar | 6681–6682 |
| Chinese calendar | 壬辰年 (Water Dragon) 3869 or 3809 — to — 癸巳年 (Water Snake) 3870 or 3810 |
| Coptic calendar | 889–890 |
| Discordian calendar | 2339 |
| Ethiopian calendar | 1165–1166 |
| Hebrew calendar | 4933–4934 |
| Hindu calendars | |
| - Vikram Samvat | 1229–1230 |
| - Shaka Samvat | 1094–1095 |
| - Kali Yuga | 4273–4274 |
| Holocene calendar | 11173 |
| Igbo calendar | 173–174 |
| Iranian calendar | 551–552 |
| Islamic calendar | 568–569 |
| Japanese calendar | Jōan 3 (承安３年) |
| Javanese calendar | 1080–1081 |
| Julian calendar | 1173 MCLXXIII |
| Korean calendar | 3506 |
| Minguo calendar | 739 before ROC 民前739年 |
| Nanakshahi calendar | −295 |
| Seleucid era | 1484/1485 AG |
| Thai solar calendar | 1715–1716 |
The year 1173 BC