1445
| Years | 
|---|
| Millennium | 
| 2nd millennium | 
| Centuries | 
| Decades | 
| Years | 
| 1445 by topic | 
|---|
| Arts and science | 
| Leaders | 
| 
 | 
| Birth and death categories | 
| Births – Deaths | 
| Establishments and disestablishments categories | 
| Establishments – Disestablishments | 
| Art and literature | 
| 1445 in poetry | 
| Gregorian calendar | 1445 MCDXLV | 
| Ab urbe condita | 2198 | 
| Armenian calendar | 894 ԹՎ ՊՂԴ | 
| Assyrian calendar | 6195 | 
| Balinese saka calendar | 1366–1367 | 
| Bengali calendar | 851–852 | 
| Berber calendar | 2395 | 
| English Regnal year | 23 Hen. 6 – 24 Hen. 6 | 
| Buddhist calendar | 1989 | 
| Burmese calendar | 807 | 
| Byzantine calendar | 6953–6954 | 
| Chinese calendar | 甲子年 (Wood Rat) 4142 or 3935 — to — 乙丑年 (Wood Ox) 4143 or 3936 | 
| Coptic calendar | 1161–1162 | 
| Discordian calendar | 2611 | 
| Ethiopian calendar | 1437–1438 | 
| Hebrew calendar | 5205–5206 | 
| Hindu calendars | |
| - Vikram Samvat | 1501–1502 | 
| - Shaka Samvat | 1366–1367 | 
| - Kali Yuga | 4545–4546 | 
| Holocene calendar | 11445 | 
| Igbo calendar | 445–446 | 
| Iranian calendar | 823–824 | 
| Islamic calendar | 848–849 | 
| Japanese calendar | Bun'an 2 (文安2年) | 
| Javanese calendar | 1360–1361 | 
| Julian calendar | 1445 MCDXLV | 
| Korean calendar | 3778 | 
| Minguo calendar | 467 before ROC 民前467年 | 
| Nanakshahi calendar | −23 | 
| Thai solar calendar | 1987–1988 | 
| Tibetan calendar | 阳木鼠年 (male Wood-Rat) 1571 or 1190 or 418 — to — 阴木牛年 (female Wood-Ox) 1572 or 1191 or 419 | 
Year 1445 (MCDXLV) was a common year starting on Friday of the Julian calendar.