Olive OLSON (____ - ____)
Claude Newton OMEY (27 MAR 1858 - 14 MAY 1933)
Edwin OMEY (CA 1879 - 6 JUN 1965)
Renko OOKA (____ - ____)
Seiichi OOKA (____ - ____)
Euphemia of OPAVA (____ - 1352)
Nicholas II, Duke of OPAVA (1288 - 8 DEC 1365)
John I, Duke of OPAVA-RATIBOR (CA 1322 - CA 1381)
Cecelia E. OPITZ (APR 1891 - 21 FEB 1957)
Catherine (Sharer or) OPP (1714 - 1777)
John Jacob OPP (1740 - 1805)
Susannah OPP (1797 - 22 AUG 1869)
Antonette Mary OPUDA (14 DEC 1939 - 2002)
John "Jake" OPUDA (27 FEB 1908 - 24 FEB 1996)
Zachary OPUDA (1874 - 1935)
William I OR "WILLIAM II" of Burgundy (CA 1020 - 12 NOV 1087)
Dorothy Ellenor ORAM (5 OCT 1920 - 10 JAN 1996)
Catharina-Amalia Beatrix Carmen Victoria, Princess of ORANGE (____ - ____)
Charlotte Amalie of ORANGE (13 OCT 1710 - 17 SEP 1777)
Frederick Henry, Prince of ORANGE (1583 - 14 MAR 1647)
Jan Willem Friso, Prince of ORANGE (4 AUG 1687 - 14 JUL 1711)
Louise Henrietta of ORANGE (7 DEC 1627 - 18 JUN 1667)
Maurits, Prince of ORANGE (13 NOV 1567 - 31 FEB 1625)
Racheal Elizabeth ORANGE (18 DEC 1791 - 2 DEC 1851)
William "The Silent", Prince of ORANGE (25 APR 1533 - 9 MAY 1584)
William II, Prince of ORANGE (____ - 1650)
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