Sally Holwell (1738-1803) (1738–1803) Parents Unknown John Zephaniah Holwell Children John Zephaniah Mill Birch unknown daughter Birch Maj. William Henry Birch Marianna Birch Richard Comyns Birch John Brereton Birch Siblings Eliza Holwell Lieut. Col. James Holwell Anna Holwell Henrietta Emilia Holwell Benjamin Holwell John Zephaniah Holwell Partners William Birch