| Years |
|---|
| Millennium |
| 2nd millennium |
| Centuries |
| Decades |
| Years |
| Gregorian calendar | 1224 MCCXXIV |
| Ab urbe condita | 1977 |
| Armenian calendar | 673 ԹՎ ՈՀԳ |
| Assyrian calendar | 5974 |
| Balinese saka calendar | 1145–1146 |
| Bengali calendar | 631 |
| Berber calendar | 2174 |
| English Regnal year | 8 Hen. 3 – 9 Hen. 3 |
| Buddhist calendar | 1768 |
| Burmese calendar | 586 |
| Byzantine calendar | 6732–6733 |
| Chinese calendar | 癸未年 (Water Goat) 3920 or 3860 — to — 甲申年 (Wood Monkey) 3921 or 3861 |
| Coptic calendar | 940–941 |
| Discordian calendar | 2390 |
| Ethiopian calendar | 1216–1217 |
| Hebrew calendar | 4984–4985 |
| Hindu calendars | |
| - Vikram Samvat | 1280–1281 |
| - Shaka Samvat | 1145–1146 |
| - Kali Yuga | 4324–4325 |
| Holocene calendar | 11224 |
| Igbo calendar | 224–225 |
| Iranian calendar | 602–603 |
| Islamic calendar | 620–621 |
| Japanese calendar | Jōō 3 / Gennin 1 (元仁元年) |
| Javanese calendar | 1132–1133 |
| Julian calendar | 1224 MCCXXIV |
| Korean calendar | 3557 |
| Minguo calendar | 688 before ROC 民前688年 |
| Nanakshahi calendar | −244 |
| Thai solar calendar | 1766–1767 |
| Tibetan calendar | ཆུ་མོ་ལུག་ལོ་ (female Water-Sheep) 1350 or 969 or 197 — to — ཤིང་ཕོ་སྤྲེ་ལོ་ (male Wood-Monkey) 1351 or 970 or 198 |
1224 (MCCXXIV) was a leap year starting on Monday of the Julian calendar, the 1224th year of the Common Era (CE) and Anno Domini (AD) designations, the 224th year of the 2nd millennium, the 24th year of the 13th century, and the 5th year of the 1220s decade. As of the start of 1224, the Gregorian calendar was 7 days ahead of the Julian calendar, which was the dominant calendar of the time.