Did any of the Roman emperors wear an actual crown?

Some emperors starting with Augustus also arranged for themselves to be awarded the Civic Crown (for 'saving' all the citizens of Rome from civil war) and so a wreath of oak leaves became one of the distinguishing features of the early emperors. read more

To Latin Catholics of the time, the Pope was the temporal authority as well as spiritual authority, and as Bishop of Rome he was recognized as having the power to anoint or crown a new Roman emperor. The last man to be crowned by the pope (although in Bologna, not Rome) was Charles V. read more