Back 1634 Abkhazian 1634 Afrikaans 1634 ALS 1634 እ.ኤ.አ. Amharic 1634 AN 1634 Arabic 1634 ARZ 1634 AST 1634 AVK 1634 Aymara
 | This article needs additional citations for verification. (August 2021) |
| Millennium: | 2nd millennium |
|---|---|
| Centuries: | |
| Decades: | |
| Years: |
.
| 1634 by topic |
|---|
| Arts and science |
| Leaders |
| Birth and death categories |
| Births – Deaths |
| Establishments and disestablishments categories |
| Establishments – Disestablishments |
| Works category |
| Gregorian calendar | 1634 MDCXXXIV |
| Ab urbe condita | 2387 |
| Armenian calendar | 1083 ԹՎ ՌՁԳ |
| Assyrian calendar | 6384 |
| Balinese saka calendar | 1555–1556 |
| Bengali calendar | 1041 |
| Berber calendar | 2584 |
| English Regnal year | 9 Cha. 1 – 10 Cha. 1 |
| Buddhist calendar | 2178 |
| Burmese calendar | 996 |
| Byzantine calendar | 7142–7143 |
| Chinese calendar | 癸酉年 (Water Rooster) 4331 or 4124 — to — 甲戌年 (Wood Dog) 4332 or 4125 |
| Coptic calendar | 1350–1351 |
| Discordian calendar | 2800 |
| Ethiopian calendar | 1626–1627 |
| Hebrew calendar | 5394–5395 |
| Hindu calendars | |
| - Vikram Samvat | 1690–1691 |
| - Shaka Samvat | 1555–1556 |
| - Kali Yuga | 4734–4735 |
| Holocene calendar | 11634 |
| Igbo calendar | 634–635 |
| Iranian calendar | 1012–1013 |
| Islamic calendar | 1043–1044 |
| Japanese calendar | Kan'ei 11 (寛永１１年) |
| Javanese calendar | 1555–1556 |
| Julian calendar | Gregorian minus 10 days |
| Korean calendar | 3967 |
| Minguo calendar | 278 before ROC 民前278年 |
| Nanakshahi calendar | 166 |
| Thai solar calendar | 2176–2177 |
| Tibetan calendar | 阴水鸡年 (female Water-Rooster) 1760 or 1379 or 607 — to — 阳木狗年 (male Wood-Dog) 1761 or 1380 or 608 |
1634 (MDCXXXIV) was a common year starting on Sunday of the Gregorian calendar and a common year starting on Wednesday of the Julian calendar, the 1634th year of the Common Era (CE) and Anno Domini (AD) designations, the 634th year of the 2nd millennium, the 34th year of the 17th century, and the 5th year of the 1630s decade. As of the start of 1634, the Gregorian calendar was 10 days ahead of the Julian calendar, which remained in localized use until 1923.