Categories of Russian nobility and Russian royalty
Knyaz (as ancient ruler), knyaginya, knyazhna (daughter) Velikiy Knyaz (Grand Duke, Grand Prince, as a ruler) Boyar Tsar (Emperor), Tsaritsa (Tsarina) (Empress, Empress consort) Tsar family Tsesarevich Tsarevich, Tsarevna Velikiy Knyaz (Grand Prince, Grand Duke) (as an aristocratic title), Velikaya Knyaginya (Grand Princess), Velikaya Knyazhna (Grand Princess) Dvoryanstvo Titled Dvoryanstvo (titulovannoye dvoryanstvo) Count Baron Knyaz (as title)
Hierarchy before Peter the Great
According to Gerhard Friedrich Müller's : Миллер Ф. И. Известия о дворянах российских. St. Petersburg, 1790, p.30 :ru:Бояре :ru:Окольничие :ru:Думные дворяне :ru:Стольники :ru:Стряпчие :ru:Дворяне Жильцы :ru:Дети боярские
See also Table of Ranks
References