Martha Clay is a fictional character from the novel "The Great Gatsby" by F. Scott Fitzgerald. She is known for her role as a socialite in the 1920s, representing the era's themes of wealth and excess. Although not a central character, her interactions reflect the dynamics of the upper class during the Jazz Age. In the story, Martha Clay is often associated with the lavish parties and lifestyles of the wealthy characters. Her presence highlights the social intricacies and moral dilemmas faced by those in the American Dream narrative, showcasing the contrast between appearance and reality in the pursuit of happiness.