John Pomeroy, 4th Viscount Harberton (1758-1833) (1758–1833) Parents Mary Colley Arthur Pomeroy, 1st Viscount Harberton Children John James Pomeroy, 5th Viscount Harberton Henry Pomeroy George Francis Pomeroy Colley Spencer Stewart Pomeroy Elizabeth Esther Pomeroy unknown daughter Pomeroy Arthur William Pomeroy William Knox Pomeroy Jane Pomeroy Siblings Henrietta Judith Pomeroy Henry Pomeroy, 2nd Viscount Harberton Arthur James Pomeroy, 3rd Viscount Harberton Mary Pomeroy Partners Esther Spencer