| Name | Type | Language | Counties |
|---|---|---|---|
| KAREN LOUISE LESHER | Standardized | English | All |
| Donna Leveridge-Campbell | Master | English | Coos, Curry |
| LuRae Levering | Master | English | Clackamas, Multnomah, Washington |
| Adriana Duran Levine | Master | English | Multnomah, Washington |
| Joni R Levine | Master | English | All |
| DEBRA LEVY | Standardized | English | Lane |
| Kaitlin Rose Lewallen | Master | English | All |
| HILLARY ROSS LEWIS | Master | English | All |
| Kianna Lewis | Master | English | All |
| RUTH M LEWIS | Standardized | English | Marion, Polk, Yamhill |
| MICHELLE KIRSTEN LEWIS-FANTINI | Master | English | All |
| BRENDA LEWIS-HO | Standardized | English | Baker |
| KARLA LIBBY | Multnomah | ||
| CLAIRE LICHTENHELD | Master | English | Clackamas, Multnomah, Washington |
| Paige E Light | Master | English | All |
| Toni Denise Lincoln | Not given | English | Multnomah |
| Sarah Rae Lind | Master | English | All |
| STEPHANIE ANN HIBBS LIND | Standardized | English | Washington |
| KATHY LINDSLEY | Not given | English | |
| Jill Lynn Linebarger | Community | English | Klamath |
| LAURA LIRETTE | Standardized | English | Multnomah |
| SUSAN MAE LISSMAN | Master | English | Baker, Gilliam, Grant, Hood River, Morrow, Sherman, Union, Wasco, Wheeler |
| AMY VICTORIA LIVINGSTON | Master | English | All |
| ROBIN Lynn LLOYD | Master | English | Multnomah, Washington |
| NATALIE CHRISTINE LO | Master | English | Coos |
| ROSIE LOCATI | Not given | English | Marion |
| BRUCE LOFLAND | Standardized | English | Columbia |
| MARGO LORETTA LOGAN | Community | English | Multnomah |
| Jamie Lea Loiland | Standardized | English | Baker, Gilliam, Grant, Hood River, Malheur, Morrow, Umatilla, Union, Wallowa, Wasco, Wheeler |
| MARY ANN LOILAND | Standardized | English | Morrow, Umatilla |
| Erin Michelle Lolich | Master | English | All |
| AMY ALISA LOMANTO | Master | English | All |
| AMBER DAWN LOMASCOLA | Master | English | All |
| IRENE M LONDRAVILLE | Not given | English | Washington |
| KIMBERLY CRISS LONG | Master | English | Clackamas |
| Kristen (Kris) D Long | Master | English | Washington |
| Miranda Kaye Long | Master | English | All |
| CATHERINE JANINE LOOMIS | Not given | English | Lane |
| SCHLEE CRYSTINA LOOMIS PULIDO | Community | English | Clackamas, Hood River, Multnomah, Sherman, Wasco |
| RITA LOOP | Master | English, Spanish | Lane, Linn |
| RYAN LOOSLI | Standardized | English | Douglas |
| ELIZABETH LOPEZ | Standardized | Washington | |
| Dina Elvira Lopez Bautista | Standardized | English | Washington |
| ROBYN ANN LOPEZ MELTON | Master | English, Spanish | All |
| ROSIDA DE LA LUZ LOPEZ-AVILA | Standardized | ||
| ALICIA LOPEZ-PARRA | Master | Spanish | Clatsop, Columbia, Hood River, Marion, Multnomah, Tillamook, Washington |
| Jasmine Ujima Love | Master | English, Spanish, Other | All |
| AMY NICOLE LOVELACE | Master | English | Clackamas, Clatsop, Coos, Curry, Douglas, Hood River, Josephine, Klamath, Lane, Lincoln, Linn, Marion, Multnomah, Polk, Tillamook, Wasco, Washington, Yamhill |
| SHEILA LOVELY | Community | English | Lane, Marion, Multnomah, Polk, Washington |
| Joan Marie Lowe | Master | English | Clackamas, Clatsop, Polk, Washington |