Hi Kate
I don't know whether these two married each other, but they were both on the same page, along with 2 other women and one other man :
England & Wales, FreeBMD Marriage Index: 1837-1915
about Thomas Brew
Name: Thomas Brew
Date of Registration: Apr-May-Jun 1859
Registration district: Manchester
Inferred County: Lancashire
Volume Number: 8d
Page Number: 468
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England & Wales, FreeBMD Marriage Index: 1837-1915
about Mary Williams
Name: Mary Williams
Date of Registration: Apr-May-Jun 1859
Registration district: Manchester
Inferred County: Lancashire
Volume Number: 8d
Page Number: 468
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Can't see a marriage between a Thomas Brew and a Mary on the IOM circa 1860.
Jean C