| Name | Type | Language | Counties |
|---|---|---|---|
| KATIE KISSINGER | Master | English | All |
| SYLVIA LEEANN KITTERMAN | Master | English | All |
| Holly Victoria Klein | Master | English | All |
| LEAH RUTH KNOKE | Community | English | Crook, Deschutes, Jefferson |
| SAMANTHA KNOUSE | Master | English | All |
| Lena Colleen Ko | Master | English | All |
| Angela C Koehler | Master | English | Clackamas |
| BRENDA ELIZABETH KOEHLER | Master | English | Clackamas, Multnomah |
| ERIN KOST | Master | English | All |
| KAREN JOAN KRAEMER | Community | English | Clackamas, Clatsop, Hood River, Multnomah, Washington |
| BreAnna Rashawn Krawczyk | Community | English | Josephine |
| KAREN JO KREITZER | Master | English | Clackamas, Marion |
| SUSY IVONNE KRISTIN | Community | Spanish | Clackamas, Columbia, Grant, Hood River, Jackson, Klamath, Lake, Marion, Multnomah, Tillamook, Wasco, Yamhill |
| Kim B Kurin | Community | English | Clackamas, Multnomah, Washington |
| MARSHA DENISE LA VERNE | Master | English | All |
| CAROL LAGANO MCMURDIE | Master | English | All |
| Chad Michael Lahr | Master | English | All |
| DEBORAH E LAIMON | Master | English | All |
| Maria Lorraine Lyn Laine | Master | English | Linn, Marion, Polk, Yamhill |
| Suzanne Rebecca Lamoureux | Specialty Community | English | Lane |