| Surname | Given Name | Birth Date | Death Date | Cemetery Name | Cemetery Location |
| Idle | Annabel M | 20 Aug 1915 | 5 Jun 2001 | Greenwood Cemetery | Muscatine, Muscatine Co., IA |
| Imhoff | Imogene Amelia Florence | 7 Nov 1921 | 26 Apr 2008 | Memorial Park Cemetery | Muscatine, Muscatine Co., IA |
| Imhoff | Lyle Joe | 11 Dec 1948 | 18 Sep 2023 | Memorial Park Cemetery | Muscatine, Muscatine Co., IA |
| Ingstad | Bernyce | 8 Dec 1920 | 28 Jun 2005 | Memorial Park Cemetery | Muscatine, Muscatine Co., IA |
| Ingstad | Kelly Lynn | 21 Nov 1982 | 1 Jun 2023 | Not Given | |
| Irick | Kim Allan | 20 Sep 1954 | 26 Feb 2014 | Not Given | |
| Irwin | Kenneth H | 1 Aug 1938 | 24 Sep 2021 | Memorial Park Cemetery | Muscatine, Muscatine Co., IA |
| Irwin | Larry G | 19 Aug 1940 | 29 Apr 2023 | Fairport Cemetery | Fairport, Muscatine Co., IA |
| Ison | Daniel Eugene | 13 Oct 1963 | 31 Aug 2002 | Elliott County Memorial Gardens | Sandy Hook, Elliott Co., KY |
| Iwanowski | Victor D | 10 Jun 1954 | 8 Jul 2014 | Bethel Mennonite Cemetery | Wayland, Washington Co., IA |
| Izaguirre | Yolanda E | 22 May 1951 | 21 Aug 2005 | St Mary's Cemetery | Muscatine, Muscatine Co., IA |
