Alexander Douglas-Hamilton was a Scottish politician and a member of the House of Commons in the 19th century. He was born in 1805 and became known for his contributions to the Liberal Party in Britain. His political career included advocating for various reforms and representing the interests of his constituents. Douglas-Hamilton was also a member of the Douglas-Hamilton family, a prominent Scottish noble family. He held the title of Earl of Selkirk and was involved in various social and economic issues of his time, reflecting the changing landscape of British politics during the Victorian era.