| Name | Olga Constantinovna | |
| Title | Princess | |
| Birth | 1851 | |
| Gender | Female | |
| Death | 1926 | |
| Burial | Nov 1936 | Tatoi,Near Athens,Greece |
| Person ID | I228 | Test |
| Last Modified | 13 Jun 2026 | |
| Father | Grand Duke Constantine Nikolaievitch of_Russia, b. 1827 d. 1892 (Age 65 years) | |
| Mother | Princess Elizabeth Alexandra of_Saxe-, b. 1830 d. 1911 (Age 81 years) | |
| Marriage | 1848 | |
| Family ID | F112 | Group Sheet | Family Chart |
Family ![]() |
King of Greece William George_I of_the_Hellenes Oldenburg, b. 24 Dec 1845, Copenhagen,Denmark d. 18 Mar 1913, Salonika (Age 67 years) | |||||||||||||||||
| Marriage | 1867 | |||||||||||||||||
| Children |
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| Family ID | F75 | Group Sheet | Family Chart | ||||||||||||||||
| Last Modified | 13 Jun 2026 | |||||||||||||||||