| Name | Cemetery | Parish | Updated |
| OLSEN, Anna S | Madisonville Cemetery | St. Tammany | 2022-07-09 06:00:44 |
| OLSEN, Georgie | Saint Timothy UMC Memorial Garden Cemetery | St. Tammany | 2023-10-29 06:01:30 |
| OLSEN, John | Madisonville Cemetery | St. Tammany | 2022-07-09 06:00:44 |
| OLSEN, Olaf A | Greenwood & Annex #1 (Slidell) Cemetery | St. Tammany | 2019-09-30 06:00:19 |
| OLSEN, Pierre J | Madisonville Cemetery | St. Tammany | 2022-07-09 06:00:44 |
| OLSEN, Wade R, Sr (Veteran) | Saint Joseph Abbey Cemetery | St. Tammany | 2023-02-08 06:03:07 |