336

336 (CCCXXXVI) was a leap year starting on Thursday of the Julian calendar, the 336th year of the Common Era (CE) and Anno Domini (AD) designations, the 336th year of the 1st millennium, the 36th year of the 4th century, and the 7th year of the 330s decade. As of the start of 336, the Gregorian calendar was 1 day ahead of the Julian calendar, which was the dominant calendar of the time.

Millennium:	1st millennium
Centuries:	3rd century – 4th century – 5th century
Decades:	300s  310s  320s  – 330s –  340s  350s  360s
Years:	333 334 335 – 336 – 337 338 339

Roman Empire

• Emperor Constantine I is able to gain back most of Dacia for the Roman Empire.
• The first recorded customs tariff is in use in Palmyra.

Religion

• January 18 – Pope Mark succeeds Pope Sylvester I as the 34th pope.
• Pope Mark begins to build the basilica of San Marco. The church is devoted to St. Mark.
• Arius, Alexandrian priest, collapses in the street at Constantinople (approximate date).
• Pope Mark dies at Rome after an 11-month reign. No successor is immediately found.

Births

• Murong De, emperor of the Xianbei state Southern Yan (d. 405)

Deaths

for more information, see Category:336 deaths.

• Arius, founder of Arianism
• October 7 – Pope Mark
• Rhescuporis V, king of Bosporus