| No. | Name | Type | Language | Counties |
|---|---|---|---|---|
| 0 | SUSAN LEE CADY | Standardized | ||
| 0 | AMANDA MARIE CAGLE | Master | English | All |
| 1 | Jennifer Elizabeth Cahill | Master | English | Clackamas, Multnomah, Washington |
| 0 | JOSEPHINE CAISSE | Standardized | English | Deschutes |
| 0 | EOLIA CALDERON | Not given | English | |
| 0 | IDA CALDERON | Standardized | Clackamas, Marion, Multnomah, Washington, Yamhill | |
| 0 | Kristen Naylor Calderon | Standardized | English | Multnomah |
| 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 | MARIA ANTONIA CAMARENA | Community | Spanish | |
| 0 | KETERINNE KARLA CAMEY RAQUEC | Master | English, Spanish | Marion, Polk, Yamhill |
| 5 | CHERRY MARIE CAMONAYAN | Master | English | All |
| 0 | DANA A. CAMPBELL | Standardized | English | All |
| 1 | Heather Regina Campbell | Community | English | Malheur |
| 0 | Helen Kay Campbell | Master | English | All |
| 0 | PATRICIA ELAINE CAMPBELL | Standardized | English | Marion, Polk |
| 1 | SUZANNA CAMPBELL | Master | English | Multnomah |
| 0 | ADRIANA HOLGUIN CANAS | Standardized | English | Washington |
| 2 | CYNTHIA LOUISE CANEPA | Master | English | All |