| Millennium: | 1st Millennium BC |
|---|---|
| Centuries: | 2nd cent. BC – 1st cent. BC – 1st cent. |
| Decades: | 100s BC 90s BC 80s BC – 70s BC – 60s BC 50s BC 40s BC |
| Years: | 78 BC 77 BC 76 BC – 75 BC – 74 BC 73 BC 72 BC |
| Gregorian calendar | 75 LXXV |
| Ab urbe condita | 828 |
| Assyrian calendar | 4825 |
| Bengali calendar | −518 |
| Berber calendar | 1025 |
| Buddhist calendar | 619 |
| Burmese calendar | −563 |
| Byzantine calendar | 5583–5584 |
| Chinese calendar | 甲戌年 (Wood Dog) 2771 or 2711 — to — 乙亥年 (Wood Pig) 2772 or 2712 |
| Coptic calendar | −209 – −208 |
| Discordian calendar | 1241 |
| Ethiopian calendar | 67–68 |
| Hebrew calendar | 3835–3836 |
| Hindu calendars | |
| - Vikram Samvat | 131–132 |
| - Shaka Samvat | N/A |
| - Kali Yuga | 3175–3176 |
| Holocene calendar | 10075 |
| Iranian calendar | 547 BP – 546 BP |
| Islamic calendar | 564 BH – 563 BH |
| Javanese calendar | N/A |
| Julian calendar | 75 LXXV |
| Korean calendar | 2408 |
| Minguo calendar | 1837 before ROC 民前1837年 |
| Nanakshahi calendar | −1393 |
| Seleucid era | 386/387 AG |
| Thai solar calendar | 617–618 |
The year 75 BC