| No. | Name | Type | Language | Counties |
|---|---|---|---|---|
| 0 | MERCEDES PAINE CASTLE | Master | English | All |
| 0 | PHYLLIS CASTLE | Master | English | Clatsop, Columbia, Tillamook |
| 1 | JULIE CATT | Master | English | Clatsop, Columbia, Tillamook |
| 3 | PATRICIA CAVANAUGH | Master | English | All |
| 0 | Kaltun Muse Caynan | Community | English, Somali | Multnomah, Washington |
| 1 | LESLIE CELESTIN | Master | English | Clackamas, Columbia, Hood River, Multnomah, Washington |
| 0 | Laurissa B Cervantes | Community | English | Hood River |
| 0 | CLAUDIA CERVANTES LOPEZ | Community | Spanish | Deschutes, Douglas, Jackson, Jefferson, Josephine, Klamath |
| 0 | DEEDA CHAMBERLAIN | Standardized | English | Marion |
| 10 | Emily Ruth Champlin | Master | English | All |