Definitely the father of Alexina GILLESPIE or HERON

Margaret is believed to be the sister of John HERON (b abt 1823) becauseboth were born in Ireland; both had a mother named Martha; both lived inLeswalt at the same time.
1841: at #56 Ring Croft of Clayhole, Stranraer, Leswalt; aged 15; bornIreland. Also there was a Widow HERON, aged 40; born Ireland. (Also in1841, according to the census, there was another Margaret HERON living at#8 Foulford, Leswalt; aged 19; born Ireland. This may be the sameMargaret above who was probably an 'outworker' and was lying about herage!)
In 1851 census, Margaret HERON was at Foulford, Leswalt; aged 30 yearsold; dressmaker; unmarried; daughter of Martha, also there.
In 1861, Margaret HERON was at 22 Sun Street, Stranraer; daughter ofMartha there; aged 36 years old; unmarried.
In 1874-1876, Margaret HERON was at 22 Sun Street
In 1881, Margaret HERON was at 40 High Street. Leswalt, Wig; unmarried;aged 56; born Belfast,Ireland; head; mother; dressmaker. Also there wasAlexina HERON ; daughter; unmarried; aged 31 years old; bornStranraer, Wigtown; an imbecile.
In 1891, a Margaret HERON was at 34 High Street, Stranraer; head;unmarried; aged 65 years old; seamstress.

Daughter of Margaret HERON and William GILLESPIE
In 1851, an Alexina GILLESPIE; aged 2 years old; at Foulford with hermother and grandmother.
In 1861, Alexina was at 22 Sun Street; aged 11 years old; grandaughter toMartha HERON there,
In 1881, Alexina HERON was at 40 High Street, Leswalt, Wigtown;unmarried; aged 31 years old; born Stranraer, Wigtown; daughter;imbecile; daughter of Margaret HERON there.
In 1891, Alexina HERON was at 34 High Street, Stranraer; unmarried; aged41 years old.