Henry Booth, 1st Earl of Warrington, PC (January 13, 1651 – January 2, 1694) was a son of George Booth, Baron Delamer and Lady Elizabeth Grey. His maternal grandparents were Henry Grey, 1st Earl of Stamford and Anne Cecil, daughter of William Cecil, 2nd Earl of Exeter.

He served as a member of Parliament for Cheshire, and was conspicuous for his opposition to Catholics. He married Mary Langham in 1670, and they had three children who lived past infancy - George, Elizabeth, and Mary. In 1684, he succeeded his father as the 2nd Baron Delamer. During the Revolution of 1688, Delamer declared in favor of William of Orange, and raised an army in Cheshire in support of him. After William was installed as William III, he made Delamer chancellor of the exchequer in 1689. He wrote a number of political tracts, which were published after his death as The Works of the Right Honourable Henry, Late L. Delamer, and Earl of Warrington. He also authored a tract in vindication of his friend, Edward Russell. He was created Earl of Warrington in 1690. He became mayor of Chester in 1691, and died in 1694.

1651 births | 1694 deaths | Earls in the Peerage of England | Chancellors of the Exchequer of England | Cheshire | English politicians | English soldiers | Members of the Privy Council of the United Kingdom | Members of the pre-1707 English Parliament