| Name | Type | Language | Counties |
|---|---|---|---|
| PATRICIA CAVANAUGH | Master | English | All |
| Kaltun Muse Caynan | Community | English, Somali | Multnomah, Washington |
| LESLIE CELESTIN | Master | English | Clackamas, Columbia, Hood River, Multnomah, Washington |
| Laurissa B Cervantes | Community | English | Hood River |
| CLAUDIA CERVANTES LOPEZ | Community | Spanish | Deschutes, Douglas, Jackson, Jefferson, Josephine, Klamath |
| DEEDA CHAMBERLAIN | Standardized | English | Marion |
| Emily Ruth Champlin | Master | English | All |
| JAZMIN TAMARA CHAMUL | Community | English | Jackson |
| JANE CLAIRE CHANDLER | Community | English | Baker |
| YIHYUN (Maggie) MAGGIE CHANG | Specialty Master | English, Chinese | Multnomah, Washington |
| Mae Leann Chao | Master | English, Other | Multnomah |
| LIANE ALANE CHAPPELL | Master | English | Clackamas, Clatsop, Columbia, Multnomah, Tillamook, Washington |
| DEZHINETTE CHARTRAND | Master | English | Clackamas, Columbia, Linn, Marion, Multnomah, Polk, Washington, Yamhill |
| Ambreen Chaudhary | Master | English | Marion, Polk, Washington, Yamhill |
| Minaz Chauthani | Master | English | All |
| JENNY ANN CHAVEZ | Master | English | Benton, Lincoln, Linn |
| MARICRUZ CHAVEZ REYES | Master | English, Spanish | All |
| Ya-Fang Cheng | Master | English, Chinese, Other | Clackamas, Marion, Polk |
| OLGA VLADIMIROVNA CHEREVATENKO | Specialty Master | English, Russian | All |
| WYN CHEUNG | Master | English, Chinese | Clackamas, Hood River, Multnomah, Washington |