| 6 Apr 1932 – |
Robert A. Hagenbuch born in Saint Augustine, Florida, United States |
| 1955 – |
Married Anita C. (Treadwell) Hagenbuch |
| – |
Daughter Deborah J. (Hagenbuch) Hagenbuch-Reese born in Saint Augustine, Florida, United States |
| 1959 – |
Son Robert W. Hagenbuch born in Saint Augustine, Florida, United States |
| – |
Daughter Patricia A. (Hagenbuch) Usina born in Saint Augustine, Florida, United States |
| Feb 1976 – |
Robert A. Hagenbuch died in Florida, United States |
| Feb 1976 – |
Robert A. Hagenbuch buried in Evergreen Cemetery, Saint Augustine, Florida, United States |