Guaimar II was the

Duke of Amalfi Medieval Amalfi was ruled, in the tenth and eleventh centuries, by a series of dukes ( la, duces), sometimes called ''dogi'' (singular: ''doge''), corresponding with the republic of Venice, a maritime rival throughout the Middle Ages. Before the t ...

, ruling alongside his father, Manso II, and under the suzerainty of his namesake,

Guaimar IV of Salerno Guaimar IV (c. 1013 – 2, 3 or 4 June 1052) was Prince of Salerno (1027–1052), Duke of Amalfi (1039–1052), Duke of Gaeta (1040–1041), and Prince of Capua (1038–1047) in Southern Italy over the period from 1027 to 105 ...

, from 1047, when his father first associated him, to his and his father's deposition in 1052 by his uncle, John II, after the assassination of the Prince of Salerno.

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