Interactive tree of Isabella Trimmer
–♀ Isabella Trimmer
1856–1917♂ Tom Roydhouse
1822–1901♂ James Roydhouse
1831–1880♀ Ann Johnson
1778–1858♂ Thomas Roydhouse
1786–1842♀ Jane Cross
1752–1785♂ Daniel John Roydhouse
1750–1790♀ Ann Duffield
1725–♂ John Roydhouse
1729–♀ Ann Dandby
–♂ Joseph Duffield
1757–♂ George Cross
1763–♀ Joanna Teanby