The Prince and Zénaide became lovers in 1910, it was his godfather, and had placed at her mother as Lady Company,
And they séprirent one another over time.
In 1912, she giving birth to Nicolas, who died in 1914, on the same date the prince installed in Petrograd and she gave birth to her second son, Olivier in 1916 and died in 2007.
During the Revolution, her children and she réfugit Crimea, in the town of Alupka, the resort area of AI Todor, which is a part of the Imperial Family and the Family Yussupof, lovers will voyérent more than ever.
In 1919, while the Romanovs, their companions and their suites are locked up by the Bolsheviks at Domaine de Dulber and placed under house monitor.
That same year, Maia Féodorvna succeeded with the help of her sister Alexandra, to evacuate his family and friends, but Zénaïde Gregorieff, then pregnant, and her son retérent despite all its démarchent, Prince did not put the faires party.
LEs Yussupof sets in Rome and in 1922 with the help of his secretary and false paper, he was able to evacuate, Zénaide Gregorieff, Olivier son and daughter Tatiana, fire escalent to Contantinople then in Rome, a resident near Residence of Yussupof.
The Prince took an active part in the education of his children and spent a lot of time with had.
In 1924, a stroke transformed this man warning, full of vigor and energy, an old man impotent and in 1928, during the night of 11 to 12 June, it rendat his soul to God.
Zénaide, his son and daughter s'installérent in Nice, where she vendat one at a time jewelry and gifts offered by the Prince needed to sustain his children.
She died in 1967.