Lieutenant Maryk is a character from the novel The Caine Mutiny by Herman Wouk. He serves as the executive officer aboard the USS Caine during World War II. Known for his strong sense of duty and moral integrity, he often finds himself at odds with the ship's captain, Captain Queeg, whose erratic behavior raises concerns among the crew. Throughout the story, Lieutenant Maryk grapples with the challenges of leadership and the responsibilities of command. His actions ultimately lead to a pivotal moment in the narrative, where he plays a crucial role in the mutiny against Captain Queeg, highlighting themes of loyalty and justice.