| Millennium: | 2nd millennium |
|---|---|
| Centuries: | |
| Decades: | |
| Years: |
| 1734 by topic |
|---|
| Arts and science |
| Countries |
| Lists of leaders |
| Birth and death categories |
| Establishments and disestablishments categories |
| Works category |
| Gregorian calendar | 1734 MDCCXXXIV |
| Ab urbe condita | 2487 |
| Armenian calendar | 1183 ԹՎ ՌՃՁԳ |
| Assyrian calendar | 6484 |
| Balinese saka calendar | 1655–1656 |
| Bengali calendar | 1141 |
| Berber calendar | 2684 |
| British Regnal year | 7 Geo. 2 – 8 Geo. 2 |
| Buddhist calendar | 2278 |
| Burmese calendar | 1096 |
| Byzantine calendar | 7242–7243 |
| Chinese calendar | 癸丑年 (Water Ox) 4431 or 4224 — to — 甲寅年 (Wood Tiger) 4432 or 4225 |
| Coptic calendar | 1450–1451 |
| Discordian calendar | 2900 |
| Ethiopian calendar | 1726–1727 |
| Hebrew calendar | 5494–5495 |
| Hindu calendars | |
| - Vikram Samvat | 1790–1791 |
| - Shaka Samvat | 1655–1656 |
| - Kali Yuga | 4834–4835 |
| Holocene calendar | 11734 |
| Igbo calendar | 734–735 |
| Iranian calendar | 1112–1113 |
| Islamic calendar | 1146–1147 |
| Japanese calendar | Kyōhō 19 (享保１９年) |
| Javanese calendar | 1658–1659 |
| Julian calendar | Gregorian minus 11 days |
| Korean calendar | 4067 |
| Minguo calendar | 178 before ROC 民前178年 |
| Nanakshahi calendar | 266 |
| Thai solar calendar | 2276–2277 |
| Tibetan calendar | 阴水牛年 (female Water-Ox) 1860 or 1479 or 707 — to — 阳木虎年 (male Wood-Tiger) 1861 or 1480 or 708 |
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1734 (MDCCXXXIV) was a common year starting on Friday of the Gregorian calendar and a common year starting on Tuesday of the Julian calendar, the 1734th year of the Common Era (CE) and Anno Domini (AD) designations, the 734th year of the 2nd millennium, the 34th year of the 18th century, and the 5th year of the 1730s decade. As of the start of 1734, the Gregorian calendar was 11 days ahead of the Julian calendar, which remained in localized use until 1923.