Named as the mother of Benjamin Mackay who was born on 2 March 1841 and baptised at the Watten parish kirk on 14 March 1841. In 1851 she was living in Achscoroclate in the parish of Halkirk with her family.
Sources
"Scotland Births and Baptisms, 1564-1950," database, FamilySearch (https://familysearch.org/ark:/61903/1:1:XBMG-3XV : 10 February 2018), Benjamine Mackay, 02 Mar 1841; citing , reference , index based upon data collected by the Genealogical Society of Utah, Salt Lake City; FHL microfilm 990,557.