Question: Who is Prince Feodor Alexandrovich Of Russia's maternal grandfather?
Sentence (from "Prince Feodor Alexandrovich of Russia"): Prince Feodor Alexandrovich of Russia (23 December 1898 – 30 November 1968) was the second son and third child of Grand Duke Alexander Mikhailovich of Russia and Grand Duchess Xenia Alexandrovna of Russia.
Relevant evidence: Yes