Centuries: 2nd century BC - 1st century BC - 1st century

Decades: 140s BC 130s BC 120s BC 110s BC 100s BC - 90s BC - 80s BC 70s BC 60s BC 50s BC 40s BC

Years: 100 BC 99 BC 98 BC 97 BC 96 BC - 95 BC - 94 BC 93 BC 92 BC 91 BC 90 BC

Events

• Philip I Philadelphus and Antiochus XI Ephiphanes succeed as co-rulers after the deposition of Seleucus VI Epiphanes.
• "Forty metre structure" at Emain Macha (near modern Armagh, Northern Ireland) built and destroyed, presumably for ritual or ceremonial purposes.

Births

• Marcus Porcius Cato, the younger, Roman politician
• Clodia, daughter of Appius Claudius Pulcher and Caecilia Metella Balearica.

Deaths