Hiram married Julia Ann Tuttle on 1 May 1856 in Ohio, USA. Julia (daughter of John William Tuttle and Luna Bosworth) was born on 14 Feb 1838 in Connecticut, USA; died on 26 Oct 1906 in Dunn, Wisconsin, USA; was buried in Waneka Cemetery, Elk Mound, Dunn, Wisconsin, USA. [Group Sheet] [Family Chart]

1. Preston L. Curtis was born on 12 Jun 1857 in USA; died on 17 Jun 1863 in USA; was buried in Waneka Cemetery, Elk Mound, Dunn, Wisconsin, USA.
2. Luna L. Curtis was born on 9 Jan 1860.
3. William N. Curtis was born on 6 Nov 1861 in Spring Brook, Dunn, Wisconsin, USA; died on 24 Aug 1930 in Wisconsin, USA; was buried in Irvine Creek Cemetery, Irvington, Dunn, Wisconsin, USA.
4. Hiram Elbridge Curtis was born on 29 Jun 1864; died on 10 Jan 1923.
5. Alice Adelle Curtis was born on 2 Feb 1867; died on 21 Jun 1905.
6. Walter P. Curtis was born on 12 Jul 1869 in Saint Paul, Ramsey, Minnesota, USA.
7. Martha E. Curtis was born on 28 Jul 1873.
8. Minnie M. Curtis was born on 30 Mar 1876.
9. Arlo S. Curtis was born on 16 Dec 1878 in USA; died on 22 Jul 1895 in USA; was buried in Waneka Cemetery, Elk Mound, Dunn, Wisconsin, USA.
10. Giles Curtis was born on 11 Oct 1892 in Stella, Cowlitz, Washington, USA.