guess I telling you what you know - Hugh + mary (+aunt alice) all irish born were running the Manx Arms in Onchan village (1st wife rose was bur Braddan 18440309 age 23)
Thomas Handley was running the upmarket Bowling Green pub/hotel on Derby Rd (north Douglas but onchan in census - he was english born with Onchan born wife mary mcarthy (m Onchan 18601031) wife states age as 40 tho I have RCath bapt 18390804

there was a daughter rose bapt 1842 (on 1851 census - is it possible your mary is rose ?