1439
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| Millennium | 
| 2nd millennium | 
| Centuries | 
| Decades | 
| Years | 
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Year 1439 (MCDXXXIX) was a common year starting on Thursday of the Julian calendar.
| 1439 by topic | 
|---|
| Arts and science | 
| Leaders | 
| 
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| Birth and death categories | 
| Births – Deaths | 
| Establishments and disestablishments categories | 
| Establishments – Disestablishments | 
| Art and literature | 
| 1439 in poetry | 
| Gregorian calendar | 1439 MCDXXXIX | 
| Ab urbe condita | 2192 | 
| Armenian calendar | 888 ԹՎ ՊՁԸ | 
| Assyrian calendar | 6189 | 
| Balinese saka calendar | 1360–1361 | 
| Bengali calendar | 845–846 | 
| Berber calendar | 2389 | 
| English Regnal year | 17 Hen. 6 – 18 Hen. 6 | 
| Buddhist calendar | 1983 | 
| Burmese calendar | 801 | 
| Byzantine calendar | 6947–6948 | 
| Chinese calendar | 戊午年 (Earth Horse) 4136 or 3929 — to — 己未年 (Earth Goat) 4137 or 3930 | 
| Coptic calendar | 1155–1156 | 
| Discordian calendar | 2605 | 
| Ethiopian calendar | 1431–1432 | 
| Hebrew calendar | 5199–5200 | 
| Hindu calendars | |
| - Vikram Samvat | 1495–1496 | 
| - Shaka Samvat | 1360–1361 | 
| - Kali Yuga | 4539–4540 | 
| Holocene calendar | 11439 | 
| Igbo calendar | 439–440 | 
| Iranian calendar | 817–818 | 
| Islamic calendar | 842–843 | 
| Japanese calendar | Eikyō 11 (永享11年) | 
| Javanese calendar | 1354–1355 | 
| Julian calendar | 1439 MCDXXXIX | 
| Korean calendar | 3772 | 
| Minguo calendar | 473 before ROC 民前473年 | 
| Nanakshahi calendar | −29 | 
| Thai solar calendar | 1981–1982 | 
| Tibetan calendar | 阳土马年 (male Earth-Horse) 1565 or 1184 or 412 — to — 阴土羊年 (female Earth-Goat) 1566 or 1185 or 413 |