Sir Robert Barclay of Pierston, 2nd Bt. (1658-1717) (1658–1717) Parents Sir Robert Barclay of Pierston, 1st Bt. Catharine Lockhart Children Bethia Barclay Sir James Barclay of Pierston, 4th Bt. David Barclay Margaret Barclay John Barclay Sir Robert Barclay of Pierston, 3rd Bt. Elizabeth Barclay Partners Bethia Baird