This looks like Ann’s parents and brothers in Fort Street, Douglas in 1841:

Ancestry’s transcription:

Name Age
Robert Stewart 45
Ann Stewart 45
Robert Stewart 19
John Stewart 17

notes:
RS 45 stationer
RS 19 printer’s apprentice
JS 17 apprentice to bookbinder
all b England

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And I think that this is John’s family in Shaws Brow, Douglas, in 1841:

Ancestry’s transcription:
Name Age
Elizth Mullenax 61
Jane Mullenax 19
Margt Mullenax 17
John Mullenax 21
James Beede 28

note:
JM 21 ap
James Beedon 28 butcher
all b IOM

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There’s a Malew baptism of a Margaret Molineux in 1824, parents John Molineux and Elizabeth Johnston.

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There’s an 1852 Braddan marriage of a Jane Catherine Molyneux to Alfred Tanner --- Jane’s father was John Molyneux, butcher.

Jean C