| Name | Type | Language | Counties |
|---|---|---|---|
| Nancy Leon | Master | English, Spanish | Clackamas, Multnomah, Washington |
| YESENIA LEON | Standardized | English, Spanish | All |
| Dianne (Nan) Ellen LeRoy | Master | English | Clackamas, Multnomah, Washington |
| LuRae Levering | Master | English | Clackamas, Multnomah, Washington |
| Adriana Duran Levine | Master | English | Multnomah, Washington |
| Joni R Levine | Master | English | All |
| Kaitlin Rose Lewallen | Master | English | All |
| HILLARY ROSS LEWIS | Master | English | All |
| Kianna Lewis | Master | English | All |
| MICHELLE KIRSTEN LEWIS-FANTINI | Master | English | All |
| CLAIRE LICHTENHELD | Master | English | Clackamas, Multnomah, Washington |
| Paige E Light | Master | English | All |
| Sarah Rae Lind | Master | English | All |
| KIMBERLY ANN LINDELL | Master | English | All |
| AMY VICTORIA LIVINGSTON | Community | English | Clackamas, Marion, Multnomah, Washington, Yamhill |
| ROBIN Lynn LLOYD | Master | English | Multnomah, Washington |
| NATALIE CHRISTINE LO | Master | English | Coos |
| Jamie Lea Loiland | Standardized | English | Baker, Gilliam, Grant, Hood River, Malheur, Morrow, Umatilla, Union, Wallowa, Wasco, Wheeler |
| Erin Michelle Lolich | Master | English | All |
| AMY ALISA LOMANTO | Master | English | All |
| AMBER DAWN LOMASCOLA | Master | English | All |
| KIMBERLY CRISS LONG | Master | English | Clackamas |
| Kristen (Kris) D Long | Master | English | Washington |
| Miranda Kaye Long | Master | English | All |
| ROBYN ANN LOPEZ MELTON | Master | English, Spanish | All |
| 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 |
| MAGDALYN RENE CHRISTINE LOWE | Standardized | ||
| GEOFFREY N LOWRY | Standardized | English | Jackson |
| ANA LUGO-FERRIN | Master | English, Spanish | Coos, Curry |
| Jen Lumanlan | Master | English | All |
| Jackeline Luna | Master | Spanish | Multnomah |
| MELISSA ANNE LUSK | Standardized | English | Washington, Yamhill |
| Nadia Berenice Lutje-Tort | Master | English, Spanish | Douglas, Lane, Linn |
| Katherine Louise Lydum- Fleener | Master | English | All |
| PAULA INERY LYNAM | Master | English | All |
| BARBARA JEAN LYNCH | Community | English | All |
| KIMBERLY LYON | Master | English | Clatsop, Columbia, Tillamook |
| Margaret G MacGillivray-Hossfield | Master | English | Clackamas, Multnomah, Washington |
| TONYA LATTANZI MADRIGAL | Master | English, Spanish | Clackamas |
| Irma Beatriz Madsen | Master | Spanish | Multnomah |
| AOIFE ROSE MAGEE | Master | English | All |
| DAWN ROXANN (ROXANN) MALMBERG | Master | English | Morrow, Umatilla |
| SHANNON MALUSEVIC | Master | English | Multnomah, Washington |
| EPHREM MAMO | Master | English, Other | Clackamas, Multnomah, Washington |
| AVA P MANASCO | Master | English, Other | All |
| HILARY MANKOFSKY | Community | English | All |
| Alexis Nicole Mann | Community | English | Douglas, Klamath, Lake |