William married Metilda CLARK on 12 Apr 1859 in , Gallia, OH, USA. Metilda (daughter of William D. CLARK, * and Susanah HUNTER) was born about 1837 in Perry, Gallia, Ohio, USA; died on 17 Jan 1897 in Gallipolis, Gallia, OH, USA; was buried in 1897 in , Gallia, OH, USA. [Group Sheet] [Family Chart]

1. John J. BLAGG was born about 1866 in Ohio; and died.
2. Henry B. BLAGG was born about 1868 in Ohio; and died.
3. Frank L. BLAGG was born about 1870 in Ohio; and died.