| Father | Male Alfred Matthew William Sinfield |
| Born | Bef 4 Nov 1877 | Great Brickhill, Bedfordshire, UK  |
| Christened | 4 Nov 1877 | St Mary the Virgin Church, Great Brickhill, Bedfordshire, UK |
| Died | Abt Mar 1914 | Newport Pagnell district, Buckinghamshire, UK |
| Buried | ||
| Married | Abt Sep 1902 [1] | Kensington, London, UK [1] |
| Father | John Alonzo Sinfield | F2413 Group Sheet | |
| Mother | Martha Maria Bates | F2413 Group Sheet | |
| Mother | Female Deborah Harriet Stuchbery |
| Born | 22 Jun 1877 | Upper Norwood, Surrey, UK |
| Died | Abt Jun 1974 | North Buckinghamshire, UK |
| Buried | ||
| Father | ||
| Mother | ||
| Child 1 | Female Winifred Mary Sinfield |
| Born | 27 Sep 1903 | Great Brickhill, Bedfordshire, UK |
| Christened | 27 Dec 1903 | St Mary the Virgin Church, Great Brickhill, Bedfordshire, UK |
| Died | Jan 1987 | Milton Keynes, Buckinghamshire, UK |
| Buried | ||
| Spouse | Frank Clarke | F2506 | |
| Married | Abt Sep 1930 | Newport Pagnell district, Buckinghamshire, UK |
| Child 2 | Female Ethel Constance Sinfield |
| Born | Bef 29 Oct 1905 | Great Brickhill, Bedfordshire, UK |
| Christened | 29 Oct 1905 | St Mary the Virgin Church, Great Brickhill, Bedfordshire, UK |
| Died | ||
| Buried |
| Child 3 | Male Ernest William Sinfield |
| Born | Bef 11 Nov 1906 | Great Brickhill, Bedfordshire, UK |
| Christened | 11 Nov 1906 | St Mary the Virgin Church, Great Brickhill, Bedfordshire, UK |
| Died | ||
| Buried | ||
| Spouse | Kathleen Mary Wakelin | F3610 | |
| Married | 6 Jun 1928 | York, Ontario, Canada |
| Child 5 | Male Clifford S Sinfield |
| Born | 25 Sep 1913 | Western Road, Bletchley, Buckinghamshire, UK |
| Christened | 7 Dec 1913 | St Mary the Virgin Church, Great Brickhill, Bedfordshire, UK |
| Died | May 1987 | Brentford, Middlesex, UK |
| Buried |
