Charles Davidson Lewis Hornblower (08 APR 1986-)
| +---Samuel Frank Lewis
+---Pauline Rae Lewis 
(15 FEB 1951-)
| +---Matthew Hill
| +---Matthew Inkerman Hill (15 NOV 1868-1933)
| | +---Mary Bishop
| +---Matthew Richard (Dick) Hill (15 OCT 1898-18 SEP 1967)
| | | +---Edward McRoberts
| | | +---Edward McRoberts (1799-23 JUN 1878)
| | | | +---Eliza ?
| | | +---Richard Thomas McRoberts (29 OCT 1825-04 SEP 1901)
| | | | | +---Ezekiel Shanks
| | | | +---Jane Shanks (1798-27 AUG 1845)
| | +---Dulciebella Roihi McRoberts (25 MAY 1869-26 AUG 1960)
| | | +--- Mata-Kautete
| | | +--- Te Whakauariki (1810-)
| | | | | +--- Matakitahi
| | | | | +--- Tekamauwia (1730-)
| | | | | | | +--- Whakapakinga
| | | | | | | +--- Tuakeka (1614-)
| | | | | | | | | +--- Tuakaki
| | | | | | | | +--- Kimihangiterangi (1558-)
| | | | | | | | +--- Rangiwhakapunehu
| | | | | | +--- Kimate (1672-)
| | | | | | +--- Rongotahi
| | | | +--- Teku (1788-)
| | | | +--- Parea-I-Te Rangi
| | +---Erana Te Whakau-Ariki (1845-11 SEP 1929)
| | +--- Te Hare (1812-)
+---Eunice Zetoun Hill (26 MAR 1920-)
+---Gladys Geraldine Roebuck (10 MAY 1893-28 AUG 1982)