Hi Denise.

FamilySearch has:
Isle of Man, Births and Baptisms, 1821-1911

Name Elizth Sophia Gill
Gender Female
Christening Date 25 Feb 1827
Christening Place BRADDAN,ISLE OF MAN,ENGLAND
Birth Date
Birthplace
Death Date
Name Note
Race
Father's Name Robt Gill
Father's Birthplace
Father's Age
Mother's Name Margt Gill
Mother's Birthplace
Mother's Age
Indexing Project (Batch) NumberC03802-1
System Isle_Of_Man
Origin ODM
GS Film number106708

Also bear in mind that the surname GILL was used interchangeably with KILLEY in some parishes, so that they might be recorded in one census as KILLEY and in another one as GILL (and sometimes with both surnames in the same document).

Sue