Anne Denman
Anne Denman( 1587–1661) was born in Olde Hall, Retford, Nottinghamshire.
Through a fortunate second marriage with Thomas Aylesbury, she became the grandmother of Lady Anne Hyde, Duchess of York and great- grandmother of Queen Mary II and Queen Anne.
Yelena Sheremeteva
Yelena Sheremeteva( c. 1553 – 4 January 1587), was a Russian noblewoman, tsesarevna of Russia as the third wife of Tsarevich Ivan Ivanovich of Russia, son of Ivan the Terrible.
Yevdokiya Saburova
Eudoxia Saburova( died 1620), was a Russian noblewoman, Tsesarevna of Russia as the first spouse of Tsarevich Ivan Ivanovich of Russia, son of Ivan the Terrible.
Kaoru Hatoyama
After the elections of 2009, she became more widely known as the grandmother of Prime Minister Yukio Hatoyama and his politician brother Kunio Hatoyama.
Princess Helen of Serbia
Princess Helen of Serbia and Yugoslavia (23 October (4 November New Style) 1884 – 16 October 1962) was the daughter of King Peter I of Yugoslavia and his wife Princess Zorka of Montenegro.
She was the elder sister of George, Crown Prince of Serbia and King Alexander I of Yugoslavia.
Helen was also a niece of Anastasia of Montenegro (or "Stana"), wife of Grand Duke Nicholas Nikolaevich of Russia, and of Milica of Montenegro, wife of Grand Duke Peter Nicolaievich of Russia, the women who introduced Grigori Rasputin to Tsarina Alexandra.
Prince Vsevolod Ivanovich of Russia
Prince Vsevolod Ivanovich of Russia (20 January 1914
(N.S.)
=
7 January 1914
(O.S.) – 18 June 1973) was a great-great-grandson of Tsar Nicholas
I of Russia and a nephew of King Alexander I of Yugoslavia.
He was the last male member of the Romanov family born in Imperial Russia.
He was a distant cousin and godson of Tsar Nicholas II of Russia.
During the revolution his father and two uncles were imprisoned and later murdered along with other Romanov relatives in July 1918.
In October 1918 his grandmother fled with the four-year-old Prince Vsevolod to Sweden where he was able be reunited with his mother, Princess Helen of Serbia.
After a time in France and Belgrade they eventually settled in England.
Prince Vsevolod was educated at Eton and Oxford.
He spent the rest of his life in exile in Great Britain.
In 1939 he married Lady Mary Lygon of Madresfield Court.
They were divorced in 1956.
Prince Vsevolod married twice more, but had no children from any of his marriages.
At his death, the male line of the Constantinovich branch of the Romanov family died out.
Tjuyu
Tjuyu( sometimes transliterated as Thuya or Thuyu) was an Egyptian noblewoman and the mother of queen Tiye, and the wife of Yuya.
She is the grandmother of Akhenaten, and great grandmother of Tutankhamun.
Abdul-Vahed Niyazov
' of Russia.
Hubba bint Hulail
Hubba bint Hulail was the grandmother of Hashim ibn' Abd Manaf, thus the great- great- great- grandmother of the Islamic" Nabī"( Prophet) Muhammad ibn Abdullah.
Hannah Arnold
Hannah Arnold, also known as Hannah Waterman King, was the grandmother of Benedict Arnolds children.

Question: Who is the maternal grandmother of Prince Vsevolod Ivanovich Of Russia?
Answer: Princess Zorka of Montenegro