Ernest married Hannah Elizabeth Hyde on 10 Jan 1878. Hannah (daughter of John Elijah Hyde and Mary Zeviah Bullis) was born on 15 Sep 1859; died on 21 Nov 1931 in Lycoming, Pennsylvania, United States; was buried in 1931 in Williamsport, Lycoming, Pennsylvania, United States. [Group Sheet] [Family Chart]

1. Ella May Roos was born on 19 Oct 1878 in United States; died on 29 Nov 1964 in United States; was buried in Balls Mills Cemetery, Lycoming, Pennsylvania, United States.
2. Mary Julia Roos was born on 26 Feb 1881 in Pennsylvania, United States; died on 16 Dec 1966; was buried in Scottsville, Monroe, New York, United States.
3. Charles Matthias Roos was born on 10 Mar 1883 in Williamsport, Lycoming, Pennsylvania, United States; died on 19 Oct 1967 in Belleville, Saint Clair, Illinois, United States.
4. William C. Roos was born on 3 Jun 1885 in Pennsylvania, United States; died on 14 Dec 1963.
5. Harriette Dorothy Roos was born on 7 Jun 1890 in Lycoming, Pennsylvania, United States; died on 21 Nov 1931 in Lycoming, Pennsylvania, United States; was buried in Wildwood Cemetery, Lycoming, Pennsylvania, United States.
6. Cora E. Roos was born on 2 Apr 1892 in Lycoming, Pennsylvania, United States; died in 1979 in Lycoming, Pennsylvania, United States; was buried in Wildwood Cemetery, Lycoming, Pennsylvania, United States.
7. Bertha L. Roos was born on 20 Oct 1894 in Pennsylvania, United States; died in 1933; was buried in Williamsport, Lycoming, Pennsylvania, United States.