Compact tree of Gladwin Leslie Earlston Simons
| Robert James Simons 1857–1914 | Edward James Simons 1882–1944 | Mary Louisa Williams – | Nathaniel Simons – | ||||||||||
| Rebecca Wilson Simons 1845– | |||||||||||||
| Stuart Leroy Simons 1902–1967 |
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Dorothy Mary Simons 1904–1978 | |||||||||||
| Henry Dill – | Cecilia Mary Delphine Dill 1885–1959 | Mary Wilson – | Mary Letitia Butterfield – | ||||||||||