| No. | Name | Type | Language | Counties |
|---|---|---|---|---|
| 0 | Laikaika Layne Rivera | Master | English | Multnomah |
| 0 | ALICIA RIVERA MENDOZA | Standardized | English | Malheur |
| 0 | Claudia Alejandra Rizo Mendoza | Standardized | English | Multnomah, Washington |
| 0 | MARIA ESTHER RIZO PEDROZA | Specialty Master | Spanish | Washington |
| 0 | BONNIE L ROBBINS | Standardized | English | Multnomah |
| 0 | Andrea Marie Roberts | Master | English | All |
| 2 | DYLYNN RENEE ROBERTSON | Master | English | All |
| 0 | LEAH MARIE ROBINSON | Master | English | Multnomah |
| 0 | MICHELLE MARIE ROBLERO | Community | English | Lane |
| 0 | MARA ILIANA ROBLES | Community | English, Spanish | Crook, Deschutes, Jefferson |