John married Elizabeth Powell on 18 May 1799 in St. Marylebone, Middlesex, England. Elizabeth (daughter of Edward Powell and Elizabeth Powell) was born about 1779 in Uxbridge, Middlesex, England; died between 1 Apr 1856 and 30 Jun 1856 in Windsor District, Berkshire, England. [Group Sheet]

1. William Henry Holland, MICE was born about 1805 in Isleworth, Middlesex, England; was christened on 22 Dec 1805 in Isleworth, Middlesex, England; died on 7 Jun 1891 in Aldridge, Staffordshire, England.
2. Margaret Holland was born about 1808 in Isleworth, Middlesex, England; died after 1871.
3. Eliza Holland was born about 1810 in Isleworth, Middlesex, England; died on 15 Oct 1879 in Sth. Kensington, Middlesex, England.
4. Dr, Joseph Holland, FRCS was born on 15 Nov 1812 in Brentford, Middlesex, England; was christened on 20 Dec 1812 in St. Lawrence's, Brentford, Middlesex, England; died on 3 Sep 1901 in Cheadle, Cheshire, England; was buried in St. Mary's, Cheadle, Cheshire, England.
5. Francis Holland was born on 2 Feb 1815 in St. Pancras, Middlesex, England; was christened on 15 Mar 1815 in St. Pancras, Middlesex, England; died on 2 Oct 1895 in Alnwick, Northumberland, England.
6. Sarah Holland was born on 9 Sep 1818 in Marylebone, Middlesex, England; was christened on 7 Oct 1818 in St. Mary's, Marylebone, Middlesex, England; died between 1 Oct 1893 and 31 Dec 1893 in Kensington District, Middlesex, England.