1891 census RG 12/4690 Cronkbourne No 36 shows John Hy. Callow son of Mary A Callow, widow. The entry is very clear. The whole family is show as being born in Braddan.

1881 census at Cronkbourne is again very clear, and shows John H Callow 3, born Braddan. son of Henry J Callow 26, Gardener's Lab., and Mary A Callow 27 , both born Conchan.
1901 is equally clear showing John H Callow 23 b Onchan, son of Mary A Callow, 48 b. Onchan