Frederick I (died 11 July 1355) was the

Duke of Athens The Duchy of Athens ( Greek: Δουκᾶτον Ἀθηνῶν, ''Doukaton Athinon''; Catalan: ''Ducat d'Atenes'') was one of the Crusader states set up in Greece after the conquest of the Byzantine Empire during the Fourth Crusade as part of ...

and

Neopatria The Duchy of Neopatras ( ca, Ducat de Neopàtria; scn, Ducatu di Neopatria; gr, Δουκάτο Νέων Πατρών; la, Ducatus Neopatriae) was a principality in southern Thessaly, established in 1319. Officially part of the Kingdom of Sici ...

from 1348 to his death, also the

Count of Malta The County of Malta was a feudal lordship of the Kingdom of Sicily, relating to the islands of Malta and Gozo. Malta was essentially a fief within the kingdom, with the title given by Tancred of Sicily the Norman king of Sicily to Margaritus of Bri ...

. He succeeded his father John, Duke of Randazzo, in Greece after his father died of the Black Plague, but he too died of the same plague seven years later. Frederick was an absentee lord throughout his reign, although his regent Blasco II of Alagona, urged him to visit his duchy in 1349. Frederick appointed Ramón Bernardi as his

vicar general A vicar general (previously, archdeacon) is the principal deputy of the bishop of a diocese for the exercise of administrative authority and possesses the title of local ordinary. As vicar of the bishop, the vicar general exercises the bishop' ...

there, but the latter was opposed by the baronage, who requested his removal from power just before the duke died. Frederick died young and was buried in Sant'Agata in Palermo.

References

* *Setton, Kenneth M. ''Catalan Domination of Athens 1311–1380''. Revised edition. Variorum: London, 1975. 1355 deaths 14th-century deaths from plague (disease) Dukes of Athens Year of birth unknown {{europe-royal-stub