| Millennium: | 2nd Millennium |
|---|---|
| Centuries: | 17th cent. – 18th cent. – 19th cent. |
| Decades: | 1710s 1720s 1730s – 1740s – 1750s 1760s 1770s |
| Years: | 1739 1740 1741 – 1742 – 1743 1744 1745 |
| Gregorian calendar | 1742 MDCCXLII |
| Ab urbe condita | 2495 |
| Armenian calendar | 1191 ԹՎ ՌՃՂԱ |
| Assyrian calendar | 6492 |
| Bengali calendar | 1149 |
| Berber calendar | 2692 |
| British Regnal year | 15 Geo. 2 – 16 Geo. 2 |
| Buddhist calendar | 2286 |
| Burmese calendar | 1104 |
| Byzantine calendar | 7250–7251 |
| Chinese calendar | 辛酉年 (Metal Rooster) 4438 or 4378 — to — 壬戌年 (Water Dog) 4439 or 4379 |
| Coptic calendar | 1458–1459 |
| Discordian calendar | 2908 |
| Ethiopian calendar | 1734–1735 |
| Hebrew calendar | 5502–5503 |
| Hindu calendars | |
| - Vikram Samvat | 1798–1799 |
| - Shaka Samvat | 1663–1664 |
| - Kali Yuga | 4842–4843 |
| Holocene calendar | 11742 |
| Igbo calendar | 742–743 |
| Iranian calendar | 1120–1121 |
| Islamic calendar | 1154–1155 |
| Japanese calendar | Kanpō 2 (寛保２年) |
| Javanese calendar | 1666–1667 |
| Julian calendar | Gregorian minus 11 days |
| Korean calendar | 4075 |
| Minguo calendar | 170 before ROC 民前170年 |
| Nanakshahi calendar | 274 |
| Thai solar calendar | 2284–2285 |
The year 1742 BC