“National Roll of the Great War” says:

J Tearle and W Tearle of Toddington are brothers of course, since they are from the same address. The first man, J Tearle, is John Tearle 1896 Toddington and W Tearle is his elder brother William Marlow Tearle (Willie Tearle) 1892 of Toddington. These are the boys of Joseph Marlow Tearle 1865 Sundon and Emily nee Evans. Joseph is the son of John Marlow and Sarah Tearle 1846 of Tebworth, with a history of name changes for her children between Marlow, Tearle/Marlow and Marlow/Tearle. She is the daughter of Joseph 1798 of Stanbridge and Maria nee Millings. Joseph is the son of William 1769 of Stanbridge and Sarah nee Clarke, and William is a son of Joseph 1737 of Stanbridge and Phoebe nee Capp.