Thelwall is a village in Warrington, England.
Thelwall may also refer to: People Algernon Thelwall (1795–1863), English clergyman Eubule Thelwall (disambiguation) John Thelwall (1764–1834), British writer Lumley Thelwall (), Welsh politician Simon Thelwall (disambiguation) Sydney Thelwall (1834–1922), English clergyman Thomas de Thelwall (died 1382), English judge and Crown official William Thelwall Thomas (1865–1927), Welsh surgeon
Other uses Thelwall Viaduct, on the M6 motorway in England
See also Thelwell, a surname