Sir Robert Barclay, 8th Baronet British politician (1755-1839) (1755–1839) Parents Susanna Church Sir William Bloyes Barclay of Pierston, 5th Bt. Children Clothilde Elizabeth Barclay George Augustus Frederick Barclay Henry Barclay Sir David William Barclay of Pierston, 10th Bt. Robert Brydges Barclay Siblings Sir James Mantle Barclay of Pierston, 7th Bt. Partners Elizabeth Tickell Harriette Alicia Durell