Sergei Sergeyev-Tsensky
 This article is about the Russian/Soviet writer and academician. For other notable people named Sergeyev see Sergeyev (disambiguation).Sergei Nikolayevich Sergeyev-Tsensky (Russian: Серге́й Николаевич Сергеев-Ценский September 30 [O.S. September 18] 1875 – August 25 1958) was a prolific Russian and Soviet writer and academician.