| No. | Name | Type | Language | Counties |
|---|---|---|---|---|
| 0 | ROSALVA ROJAS | Standardized | English, Spanish | All |
| 1 | Candelaria Romero | Master | English, Spanish | Jackson, Jefferson |
| 1 | ERIKA PAT ROMINE | Master | English | Lane, Marion, Polk |
| 0 | Katrina N Rose | Community | English | Jackson, Josephine |
| 1 | MAIDIE OLDBERG ROSENGARDEN | Master | English | Coos, Curry |
| 0 | JESSICA ANNE ROSENGREEN | Community | English | Washington |
| 0 | CHRISTOPHER CHAD ROSS | Standardized | English, Spanish | Malheur |
| 222 | PATRICIA R ROUSSEL | Master | English | All |
| 0 | Kassandra April Rousselle | Specialty Community | English | All |
| 15 | MICHELLE ROWLAND | Master | English | All |
| 3 | Joy Ellin Rowley | Master | English | Clackamas, Hood River, Marion, Multnomah, Polk, Wasco, Washington |
| 0 | Shani Elizabeth Roy | Master | English | Jefferson |
| 0 | RIONNA D RULEY | Master | English | All |
| 4 | STEPHANIE MARIE RUND | Master | English | Clackamas, Lane, Marion, Multnomah, Washington |
| 2 | NICOLE MAE RUNYAN | Master | English | Benton, Lincoln, Linn |
| 53 | AMI RUSSELL | Master | English | All |
| 0 | JANET RUSSELL | Community | English | Benton, Lane, Lincoln, Marion, Polk, Yamhill |
| 0 | Stacey Russo | Community | English | Clackamas, Multnomah, Washington |
| 21 | Cindy Lee Ryan | Master | English | Lane, Lincoln, Linn, Polk, Tillamook, Yamhill |
| 0 | MEAGHAN RYAN | Master | English | All |