Cây tương tác của Richard John Witton
1895–1957♂ Richard John Witton
1850–1916♂ Thomas Christopher Witton
1852–1939♀ Louisa Vaughan Teague
1824–1891♂ John Witton
1824–1893♀ Martha Jordan
1796–♂ John Witton
1801–1873♀ Hannah Williams