since you give no dates I'm assuming you refer to
John Clucas m Cath Lord at German (St Peters Peel) 1809-06-03, both of parish, by licence ; cath with consent of her parents (ie under 21) jc signed cath made a mark - witnesses were John cain parish clerk + daniel clucas shoemaker
In 1841 cath was a widow living with son Philip Clucas, Parish clerk, in Kirk Michael st Peel

I'm sure this family has been discussed before - using the search facility might help.