hiː mˈæɹid lˈeɪdi mˈɛɹi ɔːɡˈʌstə fɹˈɛdɚɹˌɪkə ɡɹˈɪmstən, dˈɔːɾɚɹ ʌv dʒˈeɪmz ɡɹˈɪmstən, fˈɜːst ˈɜːl ʌv vˈɛɹuːlˌæm, ˌɔn θɹˈiː ɑːktˈoʊbɚ wˈʌn θˈaʊzənd ˈeɪthˈʌndɹɪd fˈoːɹɾi.
He married Lady Mary Augusta Frederica Grimston, daughter of James Grimston, 1st Earl of Verulam, on 3 October 1840.