Natasha, Pierre & The Great Comet of 1812 is a sung-through musical adaptation of a 70-page segment from Leo Tolstoy's 1869 novel War and Peace written by composer/lyricist Dave Malloy and directed by Rachel Chavkin. It is based on Part 8 of Tolstoy's novel, focusing on Natasha's romance with Anatole and Pierre's search for meaning in his life.

Dave Malloy is an American composer, playwright, lyricist, and actor. He has written several theatrical works, often based on classic works of literature. His most well known work is the Tony Award winning Natasha, Pierre & The Great Comet of 1812, an electropop opera based on War and Peace. His other works include Moby-Dick, an adaptation of Herman Melville's classic novel; Octet, a chamber choir musical about internet addiction; Preludes, a musical fantasia set in the mind of romantic composer Sergei Rachmaninoff; and Ghost Quartet, a song cycle about "love, death, and whiskey".