Timashev () is a Russian masculine surname originating from the given name Timofey, its feminine counterpart is Timasheva. Notable people with the surname include: Alexander Timashev (1818–1893), Russian statesman Sergey Timashev (born 1937), Russian scientist Ratmir Timashev (born 1966), Russian IT entrepreneur
References Ganzhina, I. M. (2001) Словарь современных русских фамилий. Moscow: Astrel. p. 471. .