| Name | Cemetery | County | Updated |
| GUEFFROY, Delmar F. | Yankton Municipal Cemetery | Yankton | 2015-08-15 04:16:12 |
| GUEFFROY, Mabel R. | Yankton Municipal Cemetery | Yankton | 2015-08-15 04:16:12 |
| GUEFFROY, Walter L. | Yankton Municipal Cemetery | Yankton | 2015-08-15 04:16:12 |