Ivan Matveyevich Muravyov-Apostol (Russian: Иван Матвеевич Муравьёв-Апостол; October 12 [O.S. October 1] 1762 – March 23 [O.S. March 12] 1851) was a Russian statesman and writer. Ivan Muravyov-Apostol came from an old notable family. His father was military engineer Matvei Muravyov and his mother was Elena Apostol, granddaughter of a Zaporozhian hetman Danylo Apostol) (Ivan adopted the last name Muravyov-Apostol at solicitation of his cousin in 1800). Ivan Muravyov-Apostol himself was the father of three Decembrists (besides seven other children) – lieutenant colonel (1793-1886), lieutenant colonel Sergey Muravyov-Apostol (1796–1826), and warrant officer (1806–1826).