Seely married Nancy Burnet. Nancy (daughter of Isaac Gouverneur Burnet, Sr. and Keturah "Kitty" Winn Gordon) was born 7 Dec 1815, Dayton, Montgomery County, Ohio; died 24 Feb 1893, Urbana, Champaign County, Ohio; was buried , Cincinnati, Hamilton County, Ohio. [Group Sheet]

1. Isabella Burnet Wood was born 18 Aug 1843, Cincinnati, Hamilton County, Ohio; died 7 Nov 1904, Cincinnati, Hamilton County, Ohio.
2. Charles S. Wood was born 19 Apr 1845, Cincinnati, Hamilton County, Ohio; died 20 Nov 1912, Urbana, Champaign County, Ohio.
3. Louise Elizabeth Wood was born 1 Jul 1846, Cincinnati, Hamilton County, Ohio; died 20 Jun 1850, Cincinnati, Hamilton County, Ohio; was buried 1850, Cincinnati, Hamilton, Ohio, USA.
4. William Allen Hallock Wood was born 23 Oct 1847, Cincinnati, Hamilton County, Ohio; died 9 Jul 1849, Cincinnati, Hamilton County, Ohio.
5. Kate Gordon Wood was born 30 Dec 1849, Cincinnati, Hamilton County, Ohio.
6. Gouverneur Wood was born Feb 1851, Cincinnati, Hamilton County, Ohio; died 1 Jul 1851, Cincinnati, Hamilton County, Ohio.
7. Franklin W. Wood was born 1852, Cincinnati, Hamilton County, Ohio; died 12 Sep 1853, Cincinnati, Hamilton County, Ohio.
8. Ella St. John Wood was born Dec 1853, Cincinnati, Hamilton County, Ohio; died 30 Apr 1866, Cincinnati, Hamilton Cointy, Ohio.
9. Emily W. Wood was born 2 Mar 1857, Cincinnati, Hamilton County, Ohio; died 6 May 1937, Urbana, Champaign County, Ohio; was buried , Urbana, Champaign County, Ohio, USA.