1408
| Years | 
|---|
| Millennium | 
| 2nd millennium | 
| Centuries | 
| Decades | 
| Years | 
May 18: Antipope Benedict XIII threatens France's King Charles VI, who turns his support to Pope Gregory XII
| 1408 by topic | 
|---|
| Arts and science | 
| Leaders | 
| 
 | 
| Birth and death categories | 
| Births – Deaths | 
| Establishments and disestablishments categories | 
| Establishments – Disestablishments | 
| Art and literature | 
| 1408 in poetry | 
| Gregorian calendar | 1408 MCDVIII | 
| Ab urbe condita | 2161 | 
| Armenian calendar | 857 ԹՎ ՊԾԷ | 
| Assyrian calendar | 6158 | 
| Balinese saka calendar | 1329–1330 | 
| Bengali calendar | 814–815 | 
| Berber calendar | 2358 | 
| English Regnal year | 9 Hen. 4 – 10 Hen. 4 | 
| Buddhist calendar | 1952 | 
| Burmese calendar | 770 | 
| Byzantine calendar | 6916–6917 | 
| Chinese calendar | 丁亥年 (Fire Pig) 4105 or 3898 — to — 戊子年 (Earth Rat) 4106 or 3899 | 
| Coptic calendar | 1124–1125 | 
| Discordian calendar | 2574 | 
| Ethiopian calendar | 1400–1401 | 
| Hebrew calendar | 5168–5169 | 
| Hindu calendars | |
| - Vikram Samvat | 1464–1465 | 
| - Shaka Samvat | 1329–1330 | 
| - Kali Yuga | 4508–4509 | 
| Holocene calendar | 11408 | 
| Igbo calendar | 408–409 | 
| Iranian calendar | 786–787 | 
| Islamic calendar | 810–811 | 
| Japanese calendar | Ōei 15 (応永15年) | 
| Javanese calendar | 1322–1323 | 
| Julian calendar | 1408 MCDVIII | 
| Korean calendar | 3741 | 
| Minguo calendar | 504 before ROC 民前504年 | 
| Nanakshahi calendar | −60 | 
| Thai solar calendar | 1950–1951 | 
| Tibetan calendar | 阴火猪年 (female Fire-Pig) 1534 or 1153 or 381 — to — 阳土鼠年 (male Earth-Rat) 1535 or 1154 or 382 | 
Year 1408 (MCDVIII) was a leap year starting on Sunday of the Julian calendar.