Son of William and Sarah Jane Mather (nee Briggs), of 1, School View, Hob Lane, Edgworth, Turton, Lancashire; husband of Emily Lizzie Mather, of 9, Priory Crescent, Nottingham. Superintendent of Beech Hill Homes, Luton, Bedfordshire.
- Surname: Mather
- Forename: William
- Date of birth: Not known
- Birth place: Turton, Lancashire
- Place of residence: Luton, Bedfordshire
- Gender: Male
- Age of death: 37
- Place of death: Not known
- Date of death: March 30th, 1918
- Casualty type: Not known
- Service medals: V / BW
- Silver War badge: Not known
- Awards: Not known
- CWGC Memorial: Pozieres Memorial, Somme, France
- CWGC reference: Panel 89 and 90.