From CWGC

Rank: Private
Service No: 2368
Date of Death: 27/02/1919
Age: 21
Regiment/Service: Royal Sussex Regiment transf. to (618438) Labour Corps
Grave Reference: 4. 68.
Cemetery: MITCHAM (CHURCH ROAD) BURIAL GROUND
Additional Information: Son of Charles and Elizabeth Cousens, of 10, Acacia Rd., Mitcham.

His name is on the east face of the Mitcham War Memorial

See list of WW1 graves in the Parish Church.