The name is of Scandinavian origin, spelled in Cyrillic as Ольга. It is the female form of ‘Oleg’, a name that means “holy” or “blessed”. It is a name commonly used by Russian descendants such as:
HM Queen Olga of Greece [born HIH Grand Duchess Olga Constantinovna, she was the consort of the Danish George I of Greece. Among her grandchildren are GD Dmitri Pavlovich, Prince Philip, GD Cecilie, and Princess Marina.]
HRH Olga of Greece and Denmark, Princess Paul of Yugoslavia [eldest daughter of GD Elena Vladimirovna and Prince Nicholas of Greece, she is the sister of the Duchess of Kent Princess Marina.]
HIH Grand Duchess Olga Nikolaevna Romanova [eldest of the four daughters of Tsar Nicholas II and Tsarina Alexandra]
HIH Grand Duchess Olga Alexandrovna Romanova [daughter of Tsarina Maria Feodorovna, and sister of Tsar Nicholas II]