George married Georgiana Dorothy Cavendish on 21 Mar 1801. Georgiana (daughter of William (5th Duke of Devonshire) Cavendish and Georiana Spencer) was born on 12 Jul 1783 in Hardwick, Suffolk, , England; died on 8 Aug 1858 in Castle Howard, Yorkshire, , England. [Group Sheet] [Family Chart]

1. Georgiana Howard was born in 1802; died on 17 Mar 1860.
2. George William Frederick Howard was born on 18 Apr 1802; died on 05 Dec 1864.
3. Caroline Georgiana Howard was born on 24 Jun 1803; died on 28 Nov 1881.
4. Frederick George Howard was born on 08 Jun 1805; died on 18 Nov 1834.
5. Harriet Elizabeth Georgiana Howard was born on 21 May 1806; died on 27 Oct 1868.
6. William George Howard was born on 23 Feb 1808; died on 29 Mar 1889 in Sussex, England.
7. Edward Granville George Howard was born on 23 Dec 1809; died on 08 Oct 1880.
8. Blanche Georgiana Howard was born on 11 Jan 1812; died on 27 Apr 1840.
9. Charles Wentworth George Howard was born on 27 Mar 1814; died on 11 Apr 1879.
10. Elizabeth Dorothy Anne Howard was born on 08 Dec 1816; died on 11 May 1891.
11. Henry George Howard was born on 22 May 1818; died on 10 Aug 1879.
12. Mary Matilda Georgiana Howard was born on 28 Jan 1823; died on 17 Sep 1892.