Tom Oakley is a fictional character from the novel "Goodnight Mister Tom," written by Michelle Magorian. He is an elderly man living in the English countryside during World War II. Tom is initially portrayed as a gruff and solitary figure, but his character evolves as he forms a bond with a young boy named William Beech, who is evacuated from London. Throughout the story, Tom becomes a father figure to William, providing him with love and support. Their relationship highlights themes of friendship, healing, and the impact of war on children. Tom's character represents resilience and the capacity for change in difficult times.