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1620 (MDCXX) was a leap year starting on Wednesday of the Gregorian calendar and a leap year starting on Saturday of the Julian calendar, the 1620th year of the Common Era (CE) and Anno Domini (AD) designations, the 620th year of the 2nd millennium, the 20th year of the 17th century, and the 1st year of the 1620s decade. As of the start of 1620, the…
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| Subject | Predicate | Object | Confidence | Src |
|---|---|---|---|---|
| 1620 | - Kali Yuga | 4720–4721 | 1.00 | infobox |
| 1620 | - Shaka Samvat | 1541–1542 | 1.00 | infobox |
| 1620 | - Vikram Samvat | 1676–1677 | 1.00 | infobox |
| 1620 | Ab urbe condita | 2373 | 1.00 | infobox |
| 1620 | Armenian calendar | 1069 ԹՎ ՌԿԹ | 1.00 | infobox |
| 1620 | Assyrian calendar | 6370 | 1.00 | infobox |
| 1620 | Balinese saka calendar | 1541–1542 | 1.00 | infobox |
| 1620 | Bengali calendar | 1026–1027 | 1.00 | infobox |
| 1620 | Berber calendar | 2570 | 1.00 | infobox |
| 1620 | Buddhist calendar | 2164 | 1.00 | infobox |
| 1620 | Burmese calendar | 982 | 1.00 | infobox |
| 1620 | Byzantine calendar | 7128–7129 | 1.00 | infobox |
| 1620 | Chinese calendar | 己未年 (Earth Goat) 4317 or 4110 — to — 庚申年 (Metal Monkey) 4318 or 4111 | 1.00 | infobox |
| 1620 | Coptic calendar | 1336–1337 | 1.00 | infobox |
| 1620 | Discordian calendar | 2786 | 1.00 | infobox |
| 1620 | English Regnal year | 17 Ja. 1 – 18 Ja. 1 | 1.00 | infobox |
| 1620 | Ethiopian calendar | 1612–1613 | 1.00 | infobox |
| 1620 | Gregorian calendar | 1620 MDCXX | 1.00 | infobox |
| 1620 | Hebrew calendar | 5380–5381 | 1.00 | infobox |
| 1620 | Holocene calendar | 11620 | 1.00 | infobox |
| 1620 | Igbo calendar | 620–621 | 1.00 | infobox |
| 1620 | Iranian calendar | 998–999 | 1.00 | infobox |
| 1620 | Islamic calendar | 1029–1030 | 1.00 | infobox |
| 1620 | Japanese calendar | Genna 6 (元和6年) | 1.00 | infobox |
| 1620 | Javanese calendar | 1540–1542 | 1.00 | infobox |
| 1620 | Julian calendar | Gregorian minus 10 days | 1.00 | infobox |
| 1620 | Korean calendar | 3953 | 1.00 | infobox |
| 1620 | Minguo calendar | 292 before ROC 民前292年 | 1.00 | infobox |
| 1620 | Nanakshahi calendar | 152 | 1.00 | infobox |
| 1620 | Thai solar calendar | 2162–2163 | 1.00 | infobox |
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