257

Years: 253 254 255 256 - 257 - 258 259 260 261

Decades: 220s 230s 240s - 250s - 260s 270s 280s

Centuries: 2nd century - 3rd century - 4th century

Events

• Pope Sixtus II succeeds Pope Stephen I

Births

• Saint Gregory the Illuminator, founder and patron saint of the Armenian Church (approximate date)

Deaths

• Pope Stephen I

See also: 257, 220s, 230s, 240s, 250s, 253, 254, 255, 256, 258