Offamilio Bartolommeo, III, 568.
Offamilio Gualtiero, III, 256, 502, 503, 530, 531, 542, 545, 563.
’Okba-ibn-Heggiâg, 174
’Okba-ibn-Nafi’, 100, 113, 114, 116, 117, 123, 129, 137, 173.
Okley, 85.
Olaf, re di Norvegia, II, 384, 385, 386.
Olga, II, 385.
Olimpio, esarco, 78, 79, 84, 89, 90.
Oma-er-Rahman, II, 454.
Omar-ibn-Scio’aib-el-Belluti (Abu-Hafs), 162.