William Maclay

William Maclay is the name of the following people:

• William Maclay (Politician, 1737) (1737-1804), American lawyer and politician (Pennsylvania)
• William Maclay (Politician, 1765) (1765-1825), American politician (Pennsylvania)
• William B. Maclay (1812-1882), American politician
• William Plunkett Maclay (1774–1842), American politician

This is a disambiguation page for differentiating between several terms identified with the same word.