Mary Jenney Ussher (1728-1763) (1728–1763) Parents William Ussher Mary Jenney Children Melosina Molesworth Elizabeth Molesworth Charlotte Molesworth Mary Molesworth Richard Nassau Molesworth, 4th Viscount Molesworth of Swords Henrietta Molesworth Louisa Molesworth Siblings Arthur Ussher Partners Richard Molesworth, 3rd Viscount Molesworth