We have documented Doyle records until John G. Doyle, 1846, KY. Married Lucy Neal 1870. Children: David Meredith Doyle, Sr. (others were: Etta, Jess)
Second wife Linnie J Walker, 1882 Children: Guthrie, Eagle, May, Jesse
John G died 1914, Pulaski, AR
I have Ancestry world, and spent hours in British Isles and found Wm & Mary married 1832, 1841 Census listed a 4 year old John. Searched for immigration, and ship passengers for the next 10years. Run out of luck.