Gilbert Johnston of Uchterlure and Aryewlane is on record in the mid-16th century and was killed at the Battle of Pinkie Cleugh in 1547. His daughter, Agnes, married James Kennedy, said to be a son of Gilbert, 3rd Earl of Cassilis.
In the 1590s John Kennedy of Greenan, Creichan and Balneil, natural son of the 3rd Earl of Cassilis, married Elizabeth Adair, daughter of Ninian Adair of Kilhilt. Their son, Gilbert Kennedy of Aryewlane, married Helen Adair, grand-daughter of William Adair of Kilhilt and Helen Kennedy, daughter of Gilbert Kennedy, 2nd Earl of Cassilis, around 1603.
Alternative names for Airyolland
Airiealan; Airrieolland; Ariealland; Arieland; Arioulan; Ariulland; Arriallane; Arrioland; Aryewlane; Aryoullan; Aryullane; Orroland