Baylis

Baylis may refer to:

Places

 * Baylis, Illinois, a village in Pike County, Illinois, United States
 * Baylis House, a manor house in Slough, England
 * Baylis Road, a road in Lambeth, London, England
 * Baylis & Harding, the handwash company based in Redditch, England
 * Baylis Street, one of the main shopping streets in Wagga Wagga, New South Wales, Australia
 * Baylis Court School, a girls' school in Slough, Berkshire, England

Other uses

 * Baylis (surname)
 * Baylis–Hillman reaction, a reaction of an aldehyde and an α,β-unsaturated electron-withdrawing group catalyzed by DABCO (1,4-diazabicyclo[2.2.2]octane) to give an allylic alcohol
 * Aza-Baylis–Hillman reaction, the reaction of an α,β-unsaturated carbonyl compound with an imine in the presence of a nucleophile