עץ אינטראקטיבי של ‪William Joseph Napier‬
1892–1952♂ William Esmonde Lennox Napier
1896–1918♂ Granville Harley Mills Napier
1908–1969♂ Eldon John Evelyn Napier
1857–1925♂ William Joseph Napier
1869–1949♀ Henrietta Cornelia Evelyn Mills
–♂ John Napier
–♀ Mary Brahan