According to the 1881 census he was b.c.1828 - if correct he was very young at his marriage, which should have recorded by permission of someone [usually father, which would give you his name].
Name Relation Marital Status Gender Age Birthplace Occupation Disability
Archibald LOONEY Head M Male 53 Isle of Man, England Lead Miner
Ann LOONEY Wife Female 61 Isle of Man, England
Robert LOONEY Son U Male 23 Isle of Man, England Lead Miner
John James KELLY Grand Son Male 15 Isle of Man, England Lead Washer
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Source Information:
Dwelling 3 Ballamilgin Rd
Census Place Lonan, Isle of Man, Isle of Man
Family History Library Film 1342346
Public Records Office Reference RG11
Piece / Folio 5601 / 93
Page Number 10
Sue