Pope Adrian I (; 700 - 25 December 795) was the bishop of Rome and ruler of the Papal States from 1 February 772 until his death on 25 December 795. Descended from a family of the military aristocracy of Rome known as domini de via Lata, he was the son of Theodore, who died when Hadrian was still very young; he was welcomed by his paternal uncle Theodotus (or Theodatus) consul, dux et primicerius Sanctae Romanae Ecclesiae.

Adrian and his predecessors