+ Richard Billyard (1753, bp. 1753-1822) ↑
   + Susan (Susanna) Stephenson (1803-1868) ↑
   + Sophrona Stevens (1809-1871) ↑
   + Martha Andrews (1808-1885) ↑
Legend:
A number prefix represents generation number.
Dotted lines indicate adoptive or step relations.
Names in parenthesis are either aliases or names commonly associated with person
Last updated 4 May 2025 by Andrew Billyard
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