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Tatiana Nikolaevna was born on June 10, 1897 in Peterhof Palace, a grand palace located in Peterhof, Russia. As the second daughter of Tsar Nicholas II and Empress Alexandra Fyodorovna, she belonged to the imperial Romanov family. Notably, she was often referred to as "Tati" or "Tatiana" by her family and close acquaintances, reflecting the affectionate nature of their relationship.