If you have information regarding the death of an alumni, faculty or staff member, please email Paul Scott at pjscott51@flaget.org or Mark McWhorter at mmcwhorter@iglou.com.
| Last Name | First Name | Class/Role | Date of Death |
|---|---|---|---|
| Kelly, C.F.X. | Br. Peter F. | Brother | |
| Kelty | Eugene William | 1956 | April 16, 2006 |
| Kelty | John Oliver | 1948 | November 11, 2005 |
| Kelty | Rev. Charles J. | Prest | |
| Kemper | Donald Louis | 1953 | October 2, 1999 |
| Kemper Jr. | Raymond Charles "Ray | 1963 | November 23, 2023 |
| Kempf | Christopher L. | 1969 | May 1, 2017 |
| Kempf | Joseph P. | 1969 | |
| Kendrick, C.F.X. | Br. James E. | Brother | September 2, 1997 |
| Kennedy | Daniel L. | 1956 | |
| Kennedy | John W. | 1947 | April 8, 2018 |
| Kennedy | Lawrence J. | 1953 | May 4, 2009 |
| Kenney | Robert L. | 1951 | |
| Kern | Eugene Paul | 1948 | August 14, 1990 |
| Kern | Timothy L. | 1963 | March 11, 2014 |
| Kern Jr. | Melvin J. | 1961 | February 21, 2006 |
| Kerressey, C.F.X. | Br. Richard | Brother | |
| Kessler | Stuart Wayne | 1955 | June 15, 2000 |
| Key | Donald Eugene | 1952 | December 9, 2021 |
| Kidwell | James H. | 1951 | November 19, 2021 |
| Kiefer | Carroll J. | 1946 | |
| Kiefer | Charles W. | 1952 | February 24, 2022 |
| Kieffer | Rev. Lawrence | Priest | |
| Kiesler | Deacon Thomas A. | Brother | November 22, 2023 |
| Kilkelly Jr. | Robert James | 1949 | April 30, 2005 |
| Killmeier | Charles T. | 1949 | |
| Killmeier | Vincent P. "Ben | 1952 | October 12, 2020 |
| Kinberger | Charles A. | 1953 | September 8, 2012 |
| King | Donald A. | 1962 | May 9, 2018 |
| King | Raymond F. | 1951 | February 5, 2019 |
| King | Robert L. | 1948 | May 7, 2010 |
| King | Stephen E. | 1966 | May 9, 2018 |
| Kinsella | Norbert Leo | 1955 | December 13, 2024 |
| Kinsella | Robert James | 1956 | November 18, 1998 |
| Kirchgessner | George H. | 1951 | |
| Klarer | John Donald | 1951 | January 26, 2008 |
| Klein | Michael Joseph "Mike | 1960 | October 20, 2023 |
| Klein | Thomas W. | 1964 | January 26, 1997 |
| Klein | Vincent W. | 1971 | May 25, 2016 |
| Kleinholter | John R. "Jack | 1957 | August 16, 2012 |
| Kleinholter Jr. | Henry J. | 1945 | October 10, 1988 |
| Klem | Kenneth Francis | 1947 | April 22, 1999 |
| Kletzly, C.F.X. | Br. Paul Francis | Brother | |
| Kline | Denis S. | 1966 | October 23, 2025 |
| Kline | James M. | 1948 | December 26, 2012 |
| Kline | Sherman B. | 1946 | November 19, 2016 |
| Kline | Thomas A. | 1953 | July 15, 2014 |
| Kluesner | Kenneth Odelo | 1947 | May 26, 2003 |
| Kneisler | Charles L. | 1947 | March 9, 2019 |
| Kneisler | James Michael | 1961 | July 5, 2021 |