| No. | Name | Type | Language | Counties |
|---|---|---|---|---|
| 1 | ROBIN Lynn LLOYD | Master | English | Multnomah, Washington |
| 9 | NATALIE CHRISTINE LO | Master | English | Coos |
| 0 | ROSIE LOCATI | Not given | English | Marion |
| 0 | BRUCE LOFLAND | Standardized | English | Columbia |
| 0 | MARGO LORETTA LOGAN | Community | English | Multnomah |
| 0 | Jamie Lea Loiland | Standardized | English | Baker, Gilliam, Grant, Hood River, Malheur, Morrow, Umatilla, Union, Wallowa, Wasco, Wheeler |
| 0 | MARY ANN LOILAND | Standardized | English | Morrow, Umatilla |
| 0 | Erin Michelle Lolich | Master | English | All |
| 45 | AMY ALISA LOMANTO | Master | English | All |
| 1 | AMBER DAWN LOMASCOLA | Master | English | All |