O
Obeid-Allah-ibn-Habâb, 172, 173.
Obeid-Allah, detto il Mehdi, primo califo fatimita, v. Sa’îd-ibn-Hosein, II, 118, 120, 132 a 139, 141 a 146, 150, 151, 154 a 156, 159, 160, 168, 170, 173, 174, 176, 179, 182, 183, 188, 225, 234, 237, 242, 456; III, 404.
’Obeida-ibn-Abd-er-Rahman, 135, 171 a 173.
Obeiditi, v. Fatimiti, II, 132.
Oca Filadelfo, II, 291.
Occidente (impero di), III, 5, 26, 40, 144.
Occimiano (marchesi di), III, 199.
Oddone, lombardo, III, 224, v. Odone e Otone.
Odenato, 31.
Odilone, abate di Cluny, III, 13.
Odin, II, 512; III, 15, 16, 18.
Odoacre, 11, 12; II, 90.
Odone, duca, II, 325.
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.
Omar il Grande, LII; 56, 57, 60, 62, 64, 65, 66, 67, 68, 70, 71, 79, 80, 81, 109, 134, 476, 477, 478; II, 17, 18, 26, 30, 105, 123, 279, 359, 360, 623, 645; III, 826, 855.
Omar-ibn-Abd-Allah (Abu-Hafs), II, 516, 536.
Omar-ibn-Abd-el-’Azîz, califo omeiade, III, 828.
Omar-ibn-Ali, da Siracusa, II, 511, v. Othman-ibn-Ali.
Omar-el-Bellûti (Abu-Hafs), 162, 163, 164.
Omar-ibn-Crisobolli, III, 206.
Omar-ibn-Fulfûl (Abu-Hafs), III, 423.
Omar-ibn-Hasan (Abu-Hafs), contemporaneo di re Ruggiero, III, 462, 758.
Omar-ibn-Hasan-ibn-Setabrîk (Abu-Hafs), II, 540.
Omar-ibn-Hasan (Abu-Hafs), spagnuolo, II, 523.
Omar-ibn-Hasan (Abu-Hafs), (Ibn-Kuni?), II, 498.
Omar-ibn-Hasan-ibn-Kûni (Abu-Hafs), II, 464, 511.
Omar-ibn-abi-l-Hasan-Hosein-el-Forriâni, III, 419, 469, 470, 472, 473.
Omar-ibn-Hosein-et-Tamîmi, III, 256.
Omar-ibn-Iehia-ibn-Abd-el-Wâhid (Abu-Hafs), principe hafsita di Tunis, III, 631.
Omar-ibn-Iebia-ibn-Mohammed (Abu-Hafs), ceppo della dinastia hafsita, III, 622.
Omar-ibn-Ieîsc, da Susa, II, 498, 521.
Omar-ibn-Khelef-ibn-Mekki (Abu-Hafs), XLIX; II, 509, 513, 514.
Omar-ibn-Madî-Karîb, 73.
Omar-ibn-Scio’aib (Abu-Hafs), II, 376, 377.
Omâra-ibn-abi-l-Hasan, III, 506, 507.
Omeia, v. Abu-s-Salt.
Omeiadi, 62, 65, 69, 71, 119, 136, 138, 139, 140, 141, 144, 159, 226, 229; II, 97, 99, 107, 200, 210, 219, 283, 355, 358; III, 5, 337, 446, 662, 883.
Omero, 42; III, 207.
Omoniza, 240.
Onorio, imperatore, 200, 211.
Onorio I, papa, 77.
Onorio II, papa, III, 392, 393, 395.
Onorio III, papa, III, 600, 603, 635.
Orazio, II, 519.
Oreste, eunuco, II, 365, 367, 377.
Oriente (impero di), II, 338; III, 36, 40, 144, 162.
Orifa (an. 825), 164, 242, 243, v. Hiceta Orifa.
Orlando Diego, III, 300.
Ormondo, v. Drengot.
Orsello, di Baliol, III, 98, 99.
Orseolo Pietro, doge di Venezia, II, 341, 377.
Orso, figliuolo di Radelchi, 361, 379.
Orso, vescovo di Girgenti, III, 593, 594.
Ostrogoti, 12.
Othman-ibn-Abd-er-Rahîm-ibn-Abder-Rezzâk-ibn-Gia’far-ibn-Bescrûn-ibn-Scebîb, III, 759.
Othman-ibn-Abd-er-Rahman, soprannominato Ibn-es-Susi, III, 751.
Othman-ibn-Affân, califo, 62, 69, 86, 87, 90, 109; II, 103, 453, 472, 473; III, 517.
Othman-ibn-Ali-ibn-Omar, da Siracusa (Abu-Amr), II, 476, 511, 542.
Othman-ibn-’Atik (Abu-Sa’îd), II, 535.
Othman, di Bari, 436.
Othman-ibn-Harrâr, II, 306.
Othman-ibn-Heggiâg (Abu-Omar), II, 489.
Othman-ibn-Jûsuf, Howari, III, 256.
Othman-ibn-Korhob, 295.
Othman-ibn-abi-Obeida, 172.
Othman, pellegrino, III, 236.
Otone o Oddone, capitano del conte Ruggiero, III, 156, 225.
Otone I, imperatore, II, 262, 263, 278, 311, 312, 321, 409; III, 199.
Otone II, imperatore, II, 308, 321, 322, 323, 324, 325, 326, 327, 328, 329, 344; III, 62.
Otone III, imperatore, II, 318, 338, 339; III, 47.
Otone IV, imperatore, III, 588, 589, 590, 800.
Otone, marchese aleramide, III, 199.
Ottomani, 264.