There is a baptism for George Dyer at Trusham 5 Mar 1815 William Dyer , husbandman , and Johanna
Also :-
Francis 10 Sep 1801
Jane 25 Mar 1820
Mary 10 Jan 1808
Thomas 26 Jan 1806
Richard 18 Jan 1818
Susanna 29 Nov 1812
William Dyer m Johanna Martin 2 Dec 1798 Plymouth Charles - the only likely marriage I could see.