Arnol Tasmania Arnold Arnal England

i am doing tree on arnol has my grandmother married geroge arnold and his father was timony/ his father william/ his father william and both william's were born in england one william married ellen denley..
and the other william married elzibeth poole england //trying to find william born 1808 england who his father is have 2 names but not confirmed thomas or george arnold england this dates back to the 1700bdm ..any one else doing this family plz contact me //