Children |
| 1. Living |
| 2. Living |
| 3. Living |
| 4. Dennis Herbert de Landre-Grogan, b. Jun 1904, London, Middlesex, England , d. 8 Oct 1915, London, Middlesex, England (Age ~ 11 years) |
| 5. Kathleen Lillian de Landre-Grogan, b. Sep 1905, London, Middlesex, England , d. 19 Oct 1915, London, Middlesex, England (Age ~ 10 years) |
| 6. Francis Victor de Landre-Grogan, b. Sep 1907, London, Middlesex, England , d. 16 Oct 1915, London, Middlesex, England (Age ~ 8 years) |
| 7. Ellinor Mary de Landre-Grogan, b. Dec 1909, London, Middlesex, England , d. 10 Oct 1915, London, Middlesex, England (Age ~ 5 years) |
| 8. Patrick Leon de Landre-Grogan, b. Jun 1912, London, Middlesex, England , d. 8 Oct 1915, London, Middlesex, England (Age ~ 3 years) |
|