Mary Spring Rice (died 1868) (1843–1868) Parents Ellen Mary Frere Stephen Spring Rice Children Ellen Lucy O'Brien Dermod O'Brien Lucy Mary O'Brien Siblings Lucy Knox Frederica Spring Rice Thomas Spring Rice, 2nd Baron Monteagle of Brandon Aileen Spring Rice Francis Spring Rice, 4th Baron Monteagle of Brandon Catherine Ellen Spring Rice Amy Spring Rice Alice Spring Rice Theodosia Chapman Partners Edward William O'Brien