On 23 Jun 1848 the 36-year old William McRae married Janet Scott in Old Cumnock. She was the 23-year old daughter of John Scott, a dairyman and his wife Janet (née Gairdner). 1851 Census Willam and Janet McRae had what I believe to be their only daughter, Janet Gairdner McRae, in 1856. ‘Gairdner’ was the maiden name of the child’s maternal grandmother, Janet Gairdner who was married to John Scott. 1861 Census 1871 Census
Marriage : William McRae - Janet Scott : 23 Jun 1848 From OPR Marriages - Old Cumnock 1851 Census : William McRae : Castle, New Cumnock Birth : Janet Gairdner McRae : 8 Sep 1856 McRae Janet Gairdner   1856 September Eighth Castle New Cumnock William McRae Agricultural labourer  Janet McRae Maiden name Scott  William McRae father present 1861 Census : William McRae : Castle, New Cumnock 1871 Census : William McRae : Private House, New Cumnock