Robert Pemberton Milnes British landowner and politician (1784–1858) Parents Rachael Busk Richard Slater Milnes Children Henrietta Maria Milnes Richard Monckton Milnes, 1st Baron Houghton Siblings Amelia Jane Milnes Eliza Milnes Caroline Milnes Richard Rodes Milnes Mary Anne Milnes Rachael Milnes Martha Milnes Louisa Milnes Partners Henrietta Monckton-Arundell