| Millennium: | 4th Millennium BC |
|---|---|
| Centuries: | 41st cent. BC – 40th cent. BC – 39th cent. BC |
| Decades: | 3990s BC 3980s BC 3970s BC – 3960s BC – 3950s BC 3940s BC 3930s BC |
| Years: | 3972 BC 3971 BC 3970 BC – 3969 BC – 3968 BC 3967 BC 3966 BC |
| Gregorian calendar | 3969 MMMCMLXIX |
| Ab urbe condita | 4722 |
| Armenian calendar | 3418 ԹՎ ՎՆԺԸ |
| Assyrian calendar | 8719 |
| Bahá'í calendar | 2125–2126 |
| Bengali calendar | 3376 |
| Berber calendar | 4919 |
| British Regnal year | N/A |
| Buddhist calendar | 4513 |
| Burmese calendar | 3331 |
| Byzantine calendar | 9477–9478 |
| Chinese calendar | 戊辰年 (Earth Dragon) 6665 or 6605 — to — 己巳年 (Earth Snake) 6666 or 6606 |
| Coptic calendar | 3685–3686 |
| Discordian calendar | 5135 |
| Ethiopian calendar | 3961–3962 |
| Hebrew calendar | 7729–7730 |
| Hindu calendars | |
| - Vikram Samvat | 4025–4026 |
| - Shaka Samvat | 3890–3891 |
| - Kali Yuga | 7069–7070 |
| Holocene calendar | 13969 |
| Igbo calendar | 2969–2970 |
| Iranian calendar | 3347–3348 |
| Islamic calendar | 3450–3451 |
| Japanese calendar | Heisei 1981 (平成１９８１年) |
| Javanese calendar | 3962–3963 |
| Juche calendar | 2058 |
| Julian calendar | Gregorian minus 28 days |
| Korean calendar | 6302 |
| Minguo calendar | ROC 2058 民國2058年 |
| Nanakshahi calendar | 2501 |
| Thai solar calendar | 4512 |
| Unix time | 63082368000–63113903999 |
The year 3969 BC