None of these Cretneys have a MI in Lezayre.
following your entry is any additional info I saw from the Lezayre Burial Record

Joseph Cretney buried 5/12/1808 "a young man"

James Cretney buried 24/6/1813
wife Margaret Fargher buried 25/1/1823

Anne Cretney buried 21/12/1828 "als Corlett"

Thomas Cretney buried 3/5/1846 age 25

John Cretney buried 31/3/1873 age 80 "age 90"
wife Ann Cretney buried 25/5/1861 age 81 "als Corlett, Sulby"

William Cretney buried 19/12/1900 "Ramsey"

Elizabeth Cretney 7/3/1903 age 53 "Ramsey"