Frances Pakenham (1744-1776) (1744–1776) Parents Thomas Pakenham, 1st Baron Longford Elizabeth Pakenham, 1st Countess of Longford Children John Ormsby Vandeleur Siblings Mary Pakenham Helena Pakenham Thomas Pakenham Edward Pakenham, 2nd Baron Longford William Pakenham Robert Pakenham Partners John Ormsby Vandeleur