+---William Hewitt (ABT 1822-1900)
| +---Charlotte ? 
+---Joseph James Hewitt (04 AUG 1853-20 FEB 1925)
| | +---Joseph James Sinton
| | +---Benjamin Sinton (04 DEC 1639-)
| | +---Joseph James Sinton (12 DEC 1669-)
| | +---Jacob Sinton (19 DEC 1697-1772)
| | | +---Elinor ?
| | +---Benjamin Sinton (28 DEC 1739-)
| | | +---Sarah MacKie
| | +---William Sinton (1776-27 OCT 1870)
| | | | +---William MacKie
| | | +---Anne MacKie (30 DEC 1748-26 FEB 1819)
| | | +---Anne ?
| +---Ann Jane Sinton (28 DEC 1821-1906)
| +---Jane Spence (-1846)
+---Roy Sinton Hewitt (29 SEP 1896-)
| +---Isabel Catherine Gray
Malcolm Hewitt
+---Jean Sharp