Some Tildesley/Tyldesley references in Anglesey BMD records -
Deaths:
Ada Mary Tildesley, age 84, on 5 Jan 1943 at Tanycoed, Llandegfan. Dau. of ironmaster George Frederick Tildesley. Informant G. Tildesley, nephew, of the same address.
Herbert Howard Tildesley, 73, 10 Jul 1925 at Red Wharf Bay, Llanbedrgoch. (Resident, of independent means, of Benllech). Informant R. Gordon Roberts, Deputy Coroner of Anglesey (perhaps drowning?).
Matthew Herbert Tildesley, 76, 31 Jul 1935 at Frondirion, Amlwch (no rank/profession given). Informant Hugh Tildesley, son, of 163 Stringes Lane, Willenhall, Staffs.
Priscilla Tildesley, 82, 22 Feb 1911 at Ivy Cottage, Llanfaelog. Widow of George Tildesley, of independent means. Informant George Richard Tildesley, grandson (address not transcribed).
Annie Owen, 64, 22 Jul 1907 at Llangefni. Widow of surgeon Owen Elias Owen. Informant Anita L. Tyldesley, niece, Llangefni.
There seems to be no record for the death of Henry Fletcher Tildesley on Anglesey.
Marriage:
On 9 Oct 1907 at Llangefni Church between George Henry Thomas, 36, bachelor, ship owner of Park Mount, Sefton Park, Liverpool, son of William Thomas, ship owner & broker and Anita Elizabeth Tyldesley, 19, spinster of Glanseber (?), Llangefni, dau of Henry Fletcher Tyldesley, civil engineer.
I can find no Tildesley/Tyldesley births, but can confirm that Janet Margaret Richards was born 16 Aug 1853 at Llechcynfarwy, dau of Robert Richards and Elizabeth Owens.