Alexander was the youngest of four children born to Catharine and John Byer. After his mother died in 1871, Alexander's father married Elizabeth Baum Warner, a widow with three children: Sarah A. Jane, Oliver and Edward. In 1878 Alexander married Sarah and together they had seven children: John Ellsworth, Anna Cora, Edith Ilice, Mary A., Edward Warren and two infants that died.
Family Members
Parents
John Byer
1816–1881
Catharine Byer
1819–1874
Spouse
Sarah A. Jane Warner Byer
1855–1943 (m. 1878)
Siblings
Levi E. Byers
1847–1925
John Henry Byers
1849–1851
Mary E Byers
1856–1863
Children
John Ellsworth Byer
1879–1953
Anna Cora Byers Stevens
1882–1959
Anna Cora Byer Pittenturf Stevens
1882–1959
Edith Ilice Byer Taughinbaugh
1883–1976
Mary A. Byer Geisler
1895–1923