| Years |
|---|
| Millennium |
| 2nd millennium |
| Centuries |
| Decades |
| Years |
| Gregorian calendar | 1115 MCXV |
| Ab urbe condita | 1868 |
| Armenian calendar | 564 ԹՎ ՇԿԴ |
| Assyrian calendar | 5865 |
| Balinese saka calendar | 1036–1037 |
| Bengali calendar | 522 |
| Berber calendar | 2065 |
| English Regnal year | 15 Hen. 1 – 16 Hen. 1 |
| Buddhist calendar | 1659 |
| Burmese calendar | 477 |
| Byzantine calendar | 6623–6624 |
| Chinese calendar | 甲午年 (Wood Horse) 3811 or 3751 — to — 乙未年 (Wood Goat) 3812 or 3752 |
| Coptic calendar | 831–832 |
| Discordian calendar | 2281 |
| Ethiopian calendar | 1107–1108 |
| Hebrew calendar | 4875–4876 |
| Hindu calendars | |
| - Vikram Samvat | 1171–1172 |
| - Shaka Samvat | 1036–1037 |
| - Kali Yuga | 4215–4216 |
| Holocene calendar | 11115 |
| Igbo calendar | 115–116 |
| Iranian calendar | 493–494 |
| Islamic calendar | 508–509 |
| Japanese calendar | Eikyū 3 (永久３年) |
| Javanese calendar | 1020–1021 |
| Julian calendar | 1115 MCXV |
| Korean calendar | 3448 |
| Minguo calendar | 797 before ROC 民前797年 |
| Nanakshahi calendar | −353 |
| Seleucid era | 1426/1427 AG |
| Thai solar calendar | 1657–1658 |
| Tibetan calendar | ཤིང་ཕོ་རྟ་ལོ་ (male Wood-Horse) 1241 or 860 or 88 — to — ཤིང་མོ་ལུག་ལོ་ (female Wood-Sheep) 1242 or 861 or 89 |
1115 (MCXV) was a common year starting on Friday of the Julian calendar, the 1115th year of the Common Era (CE) and Anno Domini (AD) designations, the 115th year of the 2nd millennium, the 15th year of the 12th century, and the 6th year of the 1110s decade. As of the start of 1115, the Gregorian calendar was 7 days ahead of the Julian calendar, which was the dominant calendar of the time.