John Walter Knapp (8 March 1841 – 22 June 1881) was an English cricketer.
Knapp's batting style is unknown; he bowled right-arm fast.
The son of Tyrell Knapp and Harriett Harris, he was born in Paddington, London.
[1] Knapp made a single first-class appearance for Middlesex against Hampshire in 1864 at the Cattle Market Ground in Islington.
[3] Knapp married a Kate M. Taylor at Woodmansterne, Surrey on 30 July 1878.