Jessi Klein (born 1975) is an American comedian, writer, producer, essayist, and nonfiction author. Alongside her work in television writing and production, she is widely recognized for her humorous and insightful essays on gender, marriage, parenthood, work, and modern identity. Known for her candid voice, sharp wit, and ability to connect personal experience with broader social themes, Klein has established herself as one of America's leading humor essayists. Through both television and nonfiction writing, she explores contemporary culture with intelligence, honesty, and a distinctive comedic perspective.