# Mary (1876-1940)

## Events
- **Born** — 1876
- **Death** — 1940

## Parents
- [William George I of the Hellenes Oldenburg](/public/trees/person/527049.md) (1845–1913)
- [Olga Constantinovna](/public/trees/person/527050.md) (1851–1926)

## Partners
- [George Romanov](/public/trees/person/529494.md) (1863–1919)
- [Perikles Joannides](/public/trees/person/529667.md) (1881–1965)

## See also

[Ancestors](/public/trees/person/529493/ancestors.md) · [Descendants](/public/trees/person/529493/descendants.md)