Going back to 1851 census, I found this:
Reference HO107, Piece 2500, Folio 62, Page 34
Gronant, Llanasa, Flintshire
Luke, Evan Head M 38 Labourer St Asaph, Denbighshire
Luke, Elizabeth Wife F 32 b Llansanan, Debighshire
Luke, Richard Son M 16 Labourer b Llanasan
Luke, John Son M 15 Labourer b Cefn Meriadeg, Denbighshire
Luke, Daniel Son M 15 At Home b Cefn Meriadeg
Luke, Elizabeth Daughter F 11 At Home b Cefn Meriadeg
Luke, Richard Lodger Widower M 69 Shoemaker b Tremeirchion, Flintshire
That's the only Daniel Luke I can find in 1851, in North Wales!