| No. | Name | Type | Language | Counties |
|---|---|---|---|---|
| 0 | DAVID JAMES CALDERON | Master | English | Malheur |
| 1 | Caitlin Denise Calip | Master | English | Marion, Polk, Yamhill |
| 22 | SHIRLEY ADELL CALONDER | Master | English | All |
| 6 | BERTHA AURORA CAMACHO | Community | English, Spanish | Marion, Polk, Yamhill |
| 0 | KETERINNE KARLA CAMEY RAQUEC | Master | English, Spanish | Marion, Polk, Yamhill |
| 6 | CHERRY MARIE CAMONAYAN | Master | English | All |
| 0 | CRYSTAL CAMPBELL | Master | English | Marion, Polk, Yamhill |
| 1 | SUZANNA CAMPBELL | Master | English | Multnomah |
| 2 | CYNTHIA LOUISE CANEPA | Master | English | All |
| 0 | EMILY CANIBANO | Master | English | Clackamas, Columbia, Hood River, Multnomah, Washington |
| 0 | Anita Carabantes Arreola | Master | Spanish | Clackamas, Hood River, Multnomah |
| 212 | Elizabeth Anne Caravaca | Master | English | Clackamas, Hood River, Lane, Lincoln, Marion, Multnomah, Polk, Washington |
| 0 | JESSIE DAWN CARPENTER | Master | English | All |
| 1 | Diana Carrillo | Master | English, Spanish | Baker, Benton, Deschutes, Jefferson, Linn, Malheur, Marion, Yamhill |
| 0 | VIOLETA LOURDES CASTILLO | Community | English, Spanish | Multnomah, Washington |
| 0 | MERCEDES PAINE CASTLE | Master | English | All |
| 1 | JULIE CATT | Master | English | Clatsop, Columbia, Tillamook |
| 3 | PATRICIA CAVANAUGH | Master | English | All |
| 0 | Laurissa B Cervantes | Community | English | Hood River |
| 0 | CLAUDIA CERVANTES LOPEZ | Community | Spanish | Deschutes, Douglas, Jackson, Jefferson, Josephine, Klamath |