John Mair was a fisherman. He married Margaret Flett on 3 October 1879. He was the informant for Catherine Jane Mair's birth at Charlotte Street, Fraserburgh, Aberdeenshire, Scotland, on 17 August 1881.1
- [S3048] Catherine Jane Mair, Register of Births in the District of Seafield in the County of Banff, "Catherine-Jane Mair, 1881, August Seventeenth 6h 15m A.M. at Charlotte Street, Fraserburgh, Female. Father: John Mair, Fisherman (Domicil Portknockie, Rathven). Mother: Margaret Mair M. S. Flett, married 1879 October 3D in Rathven. Informant: John Mair, Father. Registered: 1881, August 22nd at Fraserburgh, Tho. Lawrence, Registrar. August 30th Transcribed at Manse of Seafield, James McIntyre, Registrar. Par. of Birth Fraserburgh."