Background
He was the oldest son of Sir Alexander Abercromby, 1st Baronet and his third wife Elizabeth Baird, daughter of Sir James Baird.
He was the oldest son of Sir Alexander Abercromby, 1st Baronet and his third wife Elizabeth Baird, daughter of Sir James Baird.
Abercromby succeeded his father as baronet in 1684. In 1645, Abercromby married Mary Gordon, daughter of Arthur Gordon. Abercromby was succeeded in the baronetcy by his third and oldest surviving son Robert.
He entered the Parliament of Scotland in 1693, sitting as a Member of Parliament (Member of Parliament) for Banffshire until 1702.