Blanche married Edward Ponsonby, 8th. Earl of Bessborough on 22 Apr 1875 in St. James's, Westminster, Middlesex, England. Edward (son of Rev. Walter William Brabazon Ponsonby, 7th. Earl of Bessborough and Lady Louisa Susan Cornwallis Eliot) was born on 1 Mar 1851 in St. George's, Hanover Sq. Middlesex, England; died on 1 Dec 1920 in Queen's Hotel, Birmingham, Warwickshire, England. [Group Sheet]

1. Lady Olwen Verene Ponsonby was born on 9 Sep 1876 in St. George's, Hanover Sq. Middlesex, England; was christened on 15 Oct 1876 in Marston Bigot, Somerset, England; died on 7 Jun 1927 in Southborugh, Kent, England; was buried in St. Lawrence's, Mereworth, Kent, England.
2. Lady Helena Blanche Irene Ponsonby was born in 1878; died in 1962.
3. Vere Brabazon Ponsonby, 9th. Earl of Bessborough was born on 27 Oct 1880; died on 10 Mar 1956 in Stansted Park, Hampshire, England.
4. Major the Hon. Cyril Myles Brabazon Ponsonby, M.V.O. was born on 16 Nov 1881 in Marylebone, Middlesex, England; was christened on 23 Dec 1881 in All Saints, Marylebone, Middlesex, England; died on 28 Sep 1915 in Loos, Pas de Calais, France; was buried in Loos Memorial, France.
5. Bertie Brabazon Ponsonby was born in 1885 in London, England; died on 24 Jun 1967 in Hertford Hospital, Hertford, Hertfordshire, England; was buried on 30 Jun 1967 in Golders Green Crematorium, Middlesex, England.
6. Lady Gweneth Frida Ponsonby was born on 15 Jun 1888 in 15, Queen Anne St., Marylebone, Middlesex, England; died between 1 Apr and 30 Jun 1984 in Maidstone District, Kent, England.