ðə ɡɹˈɛnvɪlz wɜː ðə mˈoʊst pɹˈɑːmɪnənt ɚɹˌɪstəkɹˈæɾɪk fˈæmɪli ɪnðə sˈaʊθˈiːstɚn ˈɪŋɡlɪʃ kˈaʊnti ʌv bˈʌkɪŋˌæmʃɚɹ ɪnðɪ ˈeɪtiːnθ ænd ˈɜːli nˈaɪntiːnθ sˈɛntʃɚɹiz.
The Grenvilles were the most prominent aristocratic family in the south-eastern English county of Buckinghamshire in the 18th and early 19th centuries.