John Callow + Cath Cormode were married Bride 17930817 and were both of that parish - they went onto to have a family all in Bride

however I suggest your Onchan John Callow married Jane Boyd at Braddan 17840208 (jane was of Douglas) with first child bapt Onchan 17850214 with matthias 7th in a large family bapt Onchan 17971224