Samuil Marshak
- Birthday: 1887-11-03
- Deathday: 1964-07-04
- Place of birth: Voronezh, Russian Empire [now Russia]
- Also know as: Samuil Yakovlevich Marshak
Samuil Marshak was a Russian Jewish and Soviet writer, translator and children's poet. He translated the sonnets and some other of the works of William Shakespeare, English poetry (including poems for children), and poetry from other languages into Russian.
