Walter Jacob Clark
- Nationality: United Kingdom
- Rank: Driver
- Regiment/Service: Royal Horse Artillery
- Unit: 'L' Bty. 15th Bde.
- Joined: 5/11/1910,
- Served: France 1 yr, Gallipoli 1 yr, Egypt 1 yr, 29th Div.
- Died: 31/7/1917, at Bath
- Age: 28
- Service No: 63150
- Casualty Type: Commonwealth War Dead
- Grave/Memorial Reference: SW of Church - LANGLEY BURRELL (St Peter) CHURCHYARD Wiltshire, UK
Husband of Edith Evelyn Clark of 43, Peperharow Road, Godalming. ( of 'Glendine' no.45?)