Gilbert Osmond is a fictional character from the novel "The Portrait of a Lady" written by Henry James. He is portrayed as a wealthy American expatriate living in Europe, known for his charm and sophistication. Osmond is the husband of the protagonist, Isabel Archer, and is depicted as manipulative and self-serving, often prioritizing his own interests over those of others. Osmond's character embodies themes of control and the complexities of marriage. His relationship with Isabel highlights the struggles between personal freedom and societal expectations. Throughout the novel, Osmond's true nature is revealed, leading to significant consequences for Isabel's life choices.