Prefects The prefecture's establishment is not certain, but the first elected
prefect of Amalfi was in 839. •
Peter •
Marinus (first time) •
Sergius (I) • 860–866
Maurus • 870–876?
Marinus (second time) • 872–879
Pulcharius (co-ruled with Marinus) • 883
Sergius (II) • 898
Stephen • 898–914
Manso (I) Patricians The time of the
patricians (or judges) is not well known. The numbering of the rulers of Amalfi usually begins again with the judgeship. Mastalus was elected judge upon his succession in 914. • 914–953
Mastalus I • 920–931
Leo • 939–947
John (I) • 953–957
Mastalus II Dukes Mastalus was elected duke on his coming of age, but died the next year. A new dynasty was then inaugurated. It reigned uninterrupted for the next 115 years, except during the period 1039–1052, when the duke of Salerno conquered the duchy. • 957–958
Mastalus II House of Musco Comite • 958–966
Sergius I (II) • 966–1004
Manso I (II), also
Prince of Salerno (981–983) • 984–986
Adelfer, in opposition to Manso • 1004–1007
John I (II), also
Prince of Salerno (981–983) • 1007–1028
Sergius II (III) • 1028–1029
Manso II (III) under regency of • 1028–1029
Maria, his mother • 1029–1034
John II (III) • 1034–1039
Maria, again, with • 1034–1038
Manso II (III), again, her son • 1038–1039
John II (III), again, her son
House of Salerno • 1039–1052
Guaimar I, also
Prince of Salerno (1027–1052) • 1043–1052
Manso II (III), under overlordship of Guaimar, deposed • 1047–1052
Guaimar II, son, co-ruled with his father Manso, deposed
House of Musco Comite • 1052–1069
John II (III), again • 1069–1073
Sergius III (IV) • 1073
John III (IV) Norman period Amalfi was conquered by
Robert Guiscard,
duke of Apulia. Nevertheless, Amalfi rebelled twice, once electing the former prince of Salerno, Gisulf, and once electing a Neapolitan of that ducal family. • 1088–1089
Gisulf, also
Prince of Salerno (1052–1078) • 1096–1100
Marinus Sebastus A certain
Manso ruled Amalfi—minting his own currency—under the title of
vicedux (Vice-duke) sometime between 1077 and 1096, most probably during the reign of Robert's son
Roger Borsa. Manso recognised Norman overlordship and was most probably a Norman appointee. ==Neapolitan dukedom (1388–1673)==