Richard Comyns Birch Commissioner of Chinsurah and Chandannagore (1760–1807) Parents Sally Holwell William Birch Children Anna Maria Ellen Birch Edward Haweis Scawen Birch Augustus Thoroton Birch Charlotte Emma Birch Louisa Margaret Birch Frederick William Birch Richard James Holwell Birch Eliza Anne Birch Henrietta Frances Birch Siblings Maj. William Henry Birch Marianna Birch John Zephaniah Mill Birch John Brereton Birch unknown daughter Birch Partners Frances Jane Rider