| Agnes Belle (Hagenbuch) Diehl | 18 Nov 1895 | 23 Nov 1972 |
| Agnes C. (Hansen) Hagenbuch | 5 May 1891 | Dec 1986 |
| Agnes S. (Hagenbuch) Kaercher | 3 Aug 1873 | 30 Jun 1949 |
| Alan Jeffers Hagenbuch, Sr., Rev. Dr. | 18 Mar 1933 | 24 Jun 2000 |
| Alan Ralph Hagenbuch | | |
| Albert Hagenback | | 5 Feb 1897 |
| Albert "Bert" Hagenbuch | 27 Nov 1871 | 6 May 1909 |
| Albert Charles Hagenbuch | | |
| Albert Howard Hagenbuch | 4 Nov 1874 | 19 Jan 1948 |
| Albert "Bert" Ira Hagenbuch, Jr. | 14 Jan 1897 | 19 Mar 1957 |
| Albert O. (Hagenbuch) Hagenbush | 4 Nov 1906 | 3 Feb 1956 |
| Alberta "Bertha" Georgianne (Hagenbuch) Reiss | 3 Oct 1885 | 26 Apr 1936 |
| Alberta "June" June (Wiley) Hagenbuch | | |
| Albertina K. (Polier) Hagenbucher | 21 Nov 1866 | 29 Mar 1945 |
| Alec Marshall Hagenbuch | | |
| Alex Hagenbuch | | |
| Alex Hagenbuch | | |
| Alfred J. Hagenbuch | 8 May 1904 | 23 Oct 1990 |
| Alfred P. Hagenbuch | 4 Aug 1895 | 17 Nov 1909 |
| Alice (Lilly) Hagenbuch | 1926 | 31 Jul 2012 |