| Father | Peter A. HAYS Sr. (1810 - 1883) |
| Mother | Sophiah LINT (1820 - 1899) |
| Sibling | William HAYS (1838 - 1939) |
| Sibling | Mary Ann "Margret?" HAYS [Lohr] (1840 - ) |
| Sibling | George HAYS (1842 - ) |
| Sibling | Rheul HAYS (1844 - ) |
| Sibling | Winfield Scott, Sr. HAYS (1848 - 1904) |
| Sibling | James ""Jim"" HAYS (1851 - ) |
| Sibling | Sarah ""Sade"" HAYS (1852 - ) |
| Sibling | Wilson ""Willis"" HAYS (1855 - ) |
| Sibling | Catharine "Kate" HAYS (1857 - 1888) |
| Sibling | Laura HAYS (1859 - 1937) |
| Sibling | Elizabeth HAYS (1862 - 1946) |
| Sibling | Charlotte "Lottie" HAYS (1865 - 1880) |
| Sibling | Peter HAYS Jr. (1867 - ) |