| William "Alex" Alexander Hagenbuch | | |
| William Andrew Hagenbuch | 21 Jul 1917 | 1999 |
| William Augustus Hagenbuch, M.D. | 30 Mar 1831 | 24 Dec 1883 |
| William "Bill" Charles Hagenbuch | 24 Dec 1953 | 21 Apr 2018 |
| William Conrad Hagenbuch | 17 Jul 1840 | 5 Jan 1850 |
| William D. Hagenbucher | 1898 | 28 Mar 1899 |
| William Donald Hagenbuch | 23 Jul 1901 | 1992 |
| William E. Hagenbuch | 7 Jul 1864 | 17 Feb 1922 |
| William E. Hagenbuch | 1865 | 20 Jun 1947 |
| William F. Hagenbuch | 3 May 1878 | 3 Dec 1965 |
| William George Hagenbuch | 26 Mar 1875 | 14 Jun 1915 |
| William "Bill" George Hagenbuch | 4 Apr 1930 | 5 Sep 2018 |
| William H. Hagenbuch | 26 Oct 1876 | 23 Jan 1954 |
| William H. Hagenbuch | 12 Dec 1814 | 21 Dec 1880 |
| William Harbine Hagenbuch | 7 Aug 1864 | 1930 |
| William "Bill" Harbine Hagenbuch | 19 Oct 1918 | 24 May 2012 |
| William Henry Hagenbuch | 10 Mar 1872 | 2 Sep 1873 |
| William Henry Hagenbuch | 24 Jul 1870 | 25 Sep 1938 |
| William Herman Hagenbuch, Sr. | 6 Jan 1886 | 1 Aug 1950 |
| William Herman Hagenbuch, Jr., Lt. | 23 Mar 1919 | 1955 |