Updated Feb 20, 2026
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Prince John Constantinovich of Russia: Russian prince (1886-1918).
Born in Pavlovsk (died at age 32).
Biography
Prince John Konstantinovich of Russia, formerly Grand Duke John Konstantinovich of Russia, sometimes also known as Prince Ivan, Prince Ioann or Prince Johan, was the eldest son of Grand Duke Konstantin Konstantinovich of Russia and Yelizaveta Mavrikievna, née Princess Elisabeth of Saxe-Altenburg. He was described by contemporaries as a gentle, religious person, nicknamed "Ioannchik" by his relatives.
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Frequently Asked Questions
How old was Prince John Constantinovich of Russia?
Prince John Constantinovich of Russia was born on and passed away on at the age of 32.
Where was Prince John Constantinovich of Russia born?
Prince John Constantinovich of Russia was born in Pavlovsk.
Where can I find more information about Prince John Constantinovich of Russia?
You can find more about Prince John Constantinovich of Russia on Wikidata. Their full profile and filmography is available on this page.