David Pitcairn of Fortharís fourth daughter, married Sir William
Murray of Letterbannachty, and was the ancestress of the great
Lord Mansfield, Lord Chief Justice of England.
Her husband was descended from Sir William Murray of
Tullibardine, who died about the year 1511.
Murray and Barbara Pitcairn obtained a Papal dispensation to marry
they being in the 4th and 4th degrees of
consanguinity( probably second cousins) [Lang Charters, No.663]
1st November 1573, William Murray and Barbara Pitcairn
bought back Pitcairns, Perthshire fro Lord Ruthven and in 1580, 14th
January, they had a charter of South Kinkell in Perthshire.
William had two sons and three daughters. 1 married to Balcanquhal
of Balcanquhal. 2. Bethia, to Sir William Murray of Ochtertyre and
3. to Kinross of Cambusnethan in Strathearn.