1st century BC
|Millennium:||1st millennium BC|
|Centuries:||2nd century BC · 1st century BC · 1st century AD|
|Decades:||90s BC 80s BC 70s BC 60s BC 50s BC
40s BC 30s BC 20s BC 10s BC 0s BC
|Categories:||Births – Deaths
Establishments – Disestablishments
The 1st century BC started on January 1, 100 BC and ended on December 31, 1 BC. An alternative name for this century is the last century BC. The AD/BC notation does not use a year zero. Scientific notation does, however, use a minus sign, so '2 BC' is equal to 'year −1'.