m. Magdalene, daughter of Sir William Stewart of Innernety
William Aytoun, sold the estate of Aytoun, died unmarried
John Aytoun, an advocate, died without issue
David Aytoun, a merchant, died without issue
m. Margaret eldest sister of the last Lord Colvell of Ochletree
Robert Aytoun Colvell of Ochletree
succeeded to the estates of lord Colvell his maternal uncle, and took the name Colvell
m. Janet Wedderburn
Robert died young
Peter Colvell of Ochletree (heir, died 1798)
John died young
James died young
Andrew Aytoun, merchant, magistrate, and then provost of Glasgow 1738-1739
m. Isobel Stirling
Margaret
Isobel
Janet died unmarried