Frederick married Mary Ann Huntington on 15 Oct. 1856 in St. John's, Manchester, Lancashire, England. Mary (daughter of Rev. William Huntington and Eleanor Ann Lambert) was born on 24 Feb. 1829 in Manchester, Lancashire, England; was christened on 29 March 1829 in St. John's, Manchester, Lancashire, England; died on 30 July 1900 in Burlington Lodge, Streatham Common, Surrey, England. [Group Sheet] [Family Chart]

1. Arthur Huntington Leaf was born in 1857 in Norwood, Surrey, England; was christened on 8 Nov. 1857 in St. Luke's, West Norwood, Surrey, England; died on 20 Dec. 1935 in Woodcroft, Oxted, Surrey, England.
2. Frederick Walton Leaf was born on 28 March 1859 in Streatham, Surrey, England; was christened on 8 May 1859 in Church of All Saints with St. Margaret, Upper Norwood, Croydon, Surrey, England; died on 27 March 1944 in 6, Airlie Gardens, Kensington, London, Middlesex, England.
3. Ellen Leaf was christened on 2 Sept. 1860 in Church of All Saints with St. Margaret, Upper Norwood, Surrey, England; died on 13 March 1944 in 6, Airlie Gardens, Kensington, London, Middlesex, England.
4. William Leaf was christened on 10 Nov. 1861 in Church of All Saints with St. Margaret, Upper Norwood, Surrey, England.
5. Lt.-Col. Henry Meredith Leaf was born on 18 Oct. 1862 in Scarborough, Yorkshire, England; was christened on 13 Dec. 1862 in Church of All Saints with St. Margaret, Upper Norwood, Surrey, England; died on 23 April 1931.
6. Cecil Huntington Leaf was born on 19 Feb. 1864 in Norwood, Surrey, England; was christened on 13 April 1864 in Church of All Saints with St. Margaret, Upper Norwood, Surrey, England; died on 5 Oct. 1910 in Eastbourne, Sussex, England.
7. Mary Isabelle Leaf was christened on 16 May 1866 in Church of All Saints with St. Margaret, Upper Norwood, Surrey, England.
8. Edward Huntington Leaf was born in 1868; was christened on 24 March 1868 in St. Nicholas, Brighton, Sussex, England; died on 28 April 1956 in 6, Cottesmore Court, Stanford Road, Kensington, Middlesex, England.
9. Emily Maud Leaf was christened on 28 Nov. 1869 in Immanuel Church, Streatham Common, Surrey, England.
10. Albert Augustine Leaf was born on 24 May 1871 in Streatham, Surrey, England; was christened on 6 July 1873 in St. Luke's, West Norwood, Surrey, England; died on 10 July 1948.
11. Olive Clare Leaf was christened on 9 April 1871 in St. Luke's, West Norwood, Surrey, England; died on 15 Feb. 1964 in Stenson, Overstrand Road, Cromer, Norfolk, England.