Year 260 (CCLX) was a leap year starting on Sunday of the Julian calendar.

Millennium: 1st millennium
Centuries: 2nd century3rd century4th century
Decades: 230s  240s  250s  – 260s –  270s  280s  290s
Years: 257 258 259260261 262 263
The humiliation of Emperor Valerian (Hans Holbein the Younger, ca. 1521)

Events change

By place change

Roman Empire change

Asia change

By topic change

Arts and sciences change

  • Earliest known date of chess.

Religion change

Births change

Deaths change