John Andrew Altz was the son of Johann Altz who was born in Prussia in 1807.
John was the oldest of 4 children. His siblings were: 1. Anthony C. 1861-1944 MI, marr. Gertude 2. Joseph S. 1864-unk, marr. Wilhelmina 3. Frances, abt 1866, marr Unk Stein
John first married Estalla Jackson (1859-1899). They had a daughter. 1. Gertrude (1899-1984 MI), marr. Wm Parrott, no children.
After Estalla died John then married Hedwig Helen "Hattie" Landgraf. She was the daughter of Herman F & Henrietta (Mehnert) Landgraf. The family home was on a farm on 18 Mile Road in Sterling township, Macomb county, Michigan.
There the couple had 5 children: 1. Vera Mae Altz 2. Norman Joe Altz 3. Elmer John Altz 4. Carl Fredrick Altz 5. Maynard Alvin Altz