| Name | Type | Language | Counties |
|---|---|---|---|
| HEATHER DAWN ROGEN | Standardized | English | Crook, Deschutes, Jefferson |
| JESSICA HELEN ROGERS | Master | English | Washington |
| KIMBERLY CRYSTAL ROJAS | Master | English, Spanish | All |
| ROSALVA ROJAS | Standardized | English, Spanish | All |
| OLGA JOSEFINA ROJAS-GARCIA | Community | English, Spanish | All |
| NINA ROLL | Master | English | Lincoln, Tillamook |
| Candelaria Romero | Master | English, Spanish | Jackson, Jefferson |
| Cynthia Romero-Orozco | Standardized | ||
| ERIKA PAT ROMINE | Master | English | Lane, Marion, Polk |
| Camille Joyce Ronzio | Standardized | English | All |
| KATHRYN SYLVIA ROOD | Standardized | English | Baker |
| LYNN ROPER | Standardized | English | Polk |
| REYNA GUADALUPE ROSALES MORALES | Standardized | English, Spanish | |
| MAUREEN ROSAMOND | Standardized | English | Clackamas |
| PATRICIA ROSAS | Standardized | Hood River, Wasco | |
| Katrina N Rose | Community | English | Jackson, Josephine |
| MAIDIE OLDBERG ROSENGARDEN | Master | English | Coos, Curry |
| JESSICA ANNE ROSENGREEN | Community | English | Washington |
| KALINE NIAN ROSMAN | Standardized | English | All |
| CHRISTOPHER CHAD ROSS | Standardized | English, Spanish | Malheur |
| SARA BERNICE ROSS | Community | English | Jackson, Josephine |
| PATRICIA R ROUSSEL | Master | English | All |
| Kassandra April Rousselle | Specialty Community | English | All |
| HANNAH ROVIRA | Community | English | Clackamas, Multnomah |
| MICHELLE ROWLAND | Master | English | All |
| Joy Ellin Rowley | Master | English | Clackamas, Hood River, Marion, Multnomah, Polk, Wasco, Washington |
| Shani Elizabeth Roy | Master | English | Jefferson |
| Cassandra L Ruhe | Standardized | ||
| RIONNA D RULEY | Master | English | All |
| STEPHANIE MARIE RUND | Master | English | Clackamas, Lane, Marion, Multnomah, Washington |
| NICOLE MAE RUNYAN | Master | English | Benton, Lincoln, Linn |
| Julie C Rusby | Master | English | All |
| AMI CHAPPELL RUSSELL | Master | English | All |
| JANET RUSSELL | Community | English | Benton, Lane, Lincoln, Marion, Polk, Yamhill |
| SANDRA ANN RUSSIO | Standardized | English | Crook, Deschutes, Jefferson |
| PATRICIA ANN RUST | Master | English | Clackamas, Washington |
| KATHLEEN RUTLEDGE | Not given | English | Benton |
| Cindy Lee Ryan | Master | English | Lane, Lincoln, Linn, Polk, Tillamook, Yamhill |
| MEAGHAN RYAN | Master | English | All |
| AMBER MARIE RYERSON | Master | English | Polk, Yamhill |
| AMEERA SAAHIR | Community | English | Multnomah |
| AUBREY A. SABIN | Community | English | Washington |
| Teniel Coleen Sabin | Specialty Master | English, Spanish | |
| Rachelle Gethsemane Saceda | Master | English | Benton, Linn, Marion |
| BELINDA S SADLER | Standardized | English | Clackamas |
| LISA V SADLER | Not given | English | Lane |
| Cyra Mechelle Sadowl | Community | English | All |
| TADEO SAENZ-THOMPSON | Standardized | All | |
| SHERRENA YVONNE SAINT PREUX | Standardized | English | Multnomah |
| SHARA L SALA | Community | English | Crook, Deschutes |