| Name | Type | Language | Counties |
|---|---|---|---|
| Bonnie Leticia Reyes | Standardized | Clackamas, Coos, Crook, Deschutes, Jefferson | |
| ANGELA REYNOLDS | Standardized | English | Multnomah |
| CHAR REYNOLDS | Standardized | English | Deschutes |
| DENNIS W REYNOLDS | Standardized | English | Lane |
| Brenda Reynoso | Standardized | English | Jefferson |
| NINA M RHODES | Master | English | Clackamas |
| JAIMEE LYN RICE | Master | English | Coos, Curry |
| ERIN EVANS RICHARDS | Master | English | Morrow, Umatilla, Union |
| Helen Darlene Richardson | Master | English | Benton, Clackamas, Linn, Marion, Washington |
| Marsha Richmond | Standardized | English | Klamath, Lake |
| KITTY RIDER | Not given | English | Douglas |
| KIRSTEN DAWN RIED | Standardized | English | All |
| KRISTINA RIES | Master | English | Clackamas, Columbia, Marion, Multnomah, Polk, Tillamook, Washington |
| NATALIE JANE RILEY | Community | English | All |
| SUE RISS | Standardized | English | Multnomah |
| Jasmin Rivera | Master | English, Spanish | All |
| Laikaika Layne Rivera | Master | English | Multnomah |
| MICHAEL ADAM RIVERA | Master | English | All |
| ALICIA RIVERA MENDOZA | Standardized | English | Malheur |
| Claudia Alejandra Rizo Mendoza | Standardized | English | Multnomah, Washington |
| MARIA ESTHER RIZO PEDROZA | Specialty Master | Spanish | Washington |
| BONNIE L ROBBINS | Standardized | English | Multnomah |
| Andrea Marie Roberts | Master | English | All |
| DYLYNN RENEE ROBERTSON | Master | English | All |
| LEAH MARIE ROBINSON | Master | English | Multnomah |
| MICHELLE MARIE ROBLERO | Community | English | All |
| MARA ILIANA ROBLES | Community | English, Spanish | Crook, Deschutes, Jefferson |
| Julia Nicole Rockwell | Master | English | All |
| ANN RODRIGUEZ | Community | English, Spanish | Coos, Curry, Multnomah, Washington |
| DALLAS RODRIGUEZ | Standardized | English | Clackamas, Multnomah, Washington |
| DAVID ANTHONY RODRIGUEZ | Standardized | English | Polk |
| Elizabeth G Rodriguez | Standardized | English | Malheur |
| Lorena Dawn Rodriguez | Master | English, Spanish | Crook, Deschutes, Jefferson |
| ROSALBA RODRIGUEZ | Community | Spanish | All |
| SANDRA KARINA RODRIGUEZ | Master | English, Spanish | Clackamas, Multnomah |
| YOLANDA RODRIGUEZ DE MORALES | Master | English, Spanish | Malheur |
| Juana Rodriguez Estrada | Standardized | English, Spanish | Benton, Lincoln, Linn, Marion, Polk, Yamhill |
| DIANNE ROSE RODRIGUEZ WOOD | Master | English | All |
| 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 |