Ursicinus, a Latin name derived from Ursus 'bear', can refer to: Antipope Ursicinus (or Ursinus) Saint Ursicinus (disambiguation) (several saints in Italy and elsewhere) Ursicinus (magister equitum), a Roman general of the fourth century Ursicinus (king) (4th century), an Alemannic petty king Ursicinus (Bishop of Ravenna) (6th century), who ordered the Basilica of Sant'Apollinare in Classe built.