Baylis

• Julie Baylis, wife of The Honourable Jeremy Lascelles
• Lilian Mary Baylis (1874–1937), British theatrical producer, manager and founder of a ballet company
• Trevor Graham Baylis (born 1937), English inventor of the Clockwork radio

Baylis is also a place name and may refer to:

• Baylis, Illinois, a village in Pike County, Illinois, United States
• Baylis, the seat of Alexander Wedderburn, 1st Earl of Rosslyn near Salt Hill, Windsor where he died in 1805
• Baylis Road, a road in Lambeth, London, England
• Baylis Street, one of the main shopping streets in Wagga Wagga, New South Wales, Australia

See also: Bayliss