Robert Petre, 10th Baron Petre English Baron (1763–1809) Parents Robert Petre, 9th Baron Petre Anne Howard Children Juliana Anne Petre William Petre, 11th Baron Petre Anna Maria Petre Charles Berney Petre Elizabeth Anne Mary Petre Maria Juliana Petre Arabella Petre Siblings Edward Petre Anne Catherine Petre Catherine Anne Petre Julia Maria Petre George Petre Partners Mary Bridget Howard