Jimmy Porter is a fictional character from the play "Look Back in Anger," written by John Osborne. He is a young, disillusioned man living in post-World War II England. Jimmy is known for his intense emotions and often expresses his frustrations about life, society, and his relationships, particularly with his wife, Alison. As a working-class man, Jimmy struggles with feelings of inadequacy and resentment towards the upper class. His character embodies the themes of anger and social discontent prevalent in the Angry Young Men movement of the 1950s, reflecting the struggles of a generation seeking meaning and purpose in a changing world.