Mika Toimi Waltari () (19 September 1908 – 26 August 1979) was a Finnish writer. He is best known for his best-selling novel "The Egyptian" (). His career lasted over 40 years. He wrote at least 29 novels, 15 novellas, 6 collections of stories or fairy tales, 6 collections of poetry and 26 plays. Waltari wrote screenplays, radio plays, non-fiction, translations, and hundreds of reviews and articles. He is also internationally the best-known Finnish writer. His works have been translated into more than 30 languages.