+---Tobias Roberts (ABT 1740-17 JUN 1788)
| | +---John Courtis
| +---Anne Courtis 
(ABT 1697-30 OCT 1789)
| +---Anne ?
Catherine Roberts (ABT 1770-1841)
+---Catherine Veal (ABT 1739-)
+---Tobias Roberts (ABT 1740-17 JUN 1788)
| | +---John Courtis
| +---Anne Courtis (ABT 1697-30 OCT 1789)
| +---Anne ?
Catherine Roberts (ABT 1770-1841)
+---Catherine Veal (ABT 1739-)