Lord Greville married Lady Rosa Emily Mary Anne Nugent , the only daughter and heir of George Nugent , Marquess of Westmeath , who had six children : Lord Greville married Lady Rosa Emily Mary Anne Nugent , only daughter and heir of George Nugent , 1st Marquess of Westmeath . They had six children :
Lord Greville berkahwin dengan Lady Rosa Emily Mary Anne Nugent, satu-satunya anak perempuan dan pewaris George Nugent, Marquess of Westmeath, yang mempunyai enam orang anak: Lord Greville berkahwin dengan Lady Rosa Emily Mary Anne Nugent, hanya anak perempuan dan pewaris George Nugent, 1 Marquess of Westmeath. Mereka mempunyai enam orang anak: