Year 427 BC was a year of the pre-Julian Roman calendar.

Millennium: 1st millennium BC
Centuries: 6th century BC5th century BC4th century BC
Decades: 450s BC  440s BC  430s BC  – 420s BC –  410s BC  400s BC  390s BC
Years: 430 BC 429 BC 428 BC427 BC426 BC 425 BC 424 BC

Events

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Births

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for more information, see Category:427 BC births.

Deaths

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