Larry Gopnik is the main character in the film A Serious Man, directed by the Coen brothers. He is a Jewish physics professor living in 1960s Minnesota. Larry faces a series of personal and professional crises that challenge his faith and understanding of life. Throughout the film, Larry struggles with issues such as his failing marriage, his rebellious children, and a mysterious tenure review at his university. His journey reflects themes of uncertainty, morality, and the search for meaning in a chaotic world, making him a relatable figure for many viewers.