| No. | Name | Type | Language | Counties |
|---|---|---|---|---|
| 0 | JON MARK REEVES | Specialty Master | English | Marion |
| 0 | LYNN MARIE REILING | Master | English | Benton, Douglas, Lane, Linn |
| 0 | Chelsea Jil Reinhart | Master | English | All |
| 0 | SUZANNE LEHMAN REININGER | Standardized | English | Deschutes |
| 0 | jessica LYNN reitan | Community | English | Clackamas, Multnomah, Washington |
| 0 | Kristen Erin Rekow | Master | English | Multnomah, Washington |
| 0 | KARON LOUISE RELEI | Standardized | English | Crook, Deschutes, Jefferson |
| 0 | HOLLY REMER | Standardized | English | Deschutes |
| 0 | CONNIE REPPLINGER | Standardized | English | Marion |
| 0 | Carmen Michele Requa | Master | English | Morrow, Umatilla |
| 14 | ABBIE REXROAD | Master | English | Crook, Deschutes, Jefferson |
| 0 | Bonnie Leticia Reyes | Standardized | Clackamas, Coos, Crook, Deschutes, Jefferson | |
| 0 | ANGELA REYNOLDS | Standardized | English | Multnomah |
| 0 | CHAR REYNOLDS | Standardized | English | Deschutes |
| 0 | DENNIS W REYNOLDS | Standardized | English | Lane |
| 0 | Brenda Reynoso | Standardized | English | Jefferson |
| 2 | NINA M RHODES | Master | English | Clackamas |
| 0 | JAIMEE LYN RICE | Master | English | Coos, Curry |
| 0 | ERIN EVANS RICHARDS | Master | English | Morrow, Umatilla, Union |
| 0 | Helen Darlene Richardson | Master | English | Benton, Clackamas, Linn, Marion, Washington |
| 0 | Marsha Richmond | Standardized | English | Klamath, Lake |
| 0 | KITTY RIDER | Not given | English | Douglas |
| 0 | KIRSTEN DAWN RIED | Standardized | English | All |
| 0 | KRISTINA RIES | Master | English | Clackamas, Columbia, Marion, Multnomah, Polk, Tillamook, Washington |
| 0 | NATALIE JANE RILEY | Community | English | All |
| 0 | SUE RISS | Standardized | English | Multnomah |
| 1 | Jasmin Rivera | Master | English, Spanish | All |
| 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 |
| 0 | Julia Nicole Rockwell | Master | English | All |
| 0 | ANN RODRIGUEZ | Community | English, Spanish | Coos, Curry, Multnomah, Washington |
| 0 | DALLAS RODRIGUEZ | Standardized | English | Clackamas, Multnomah, Washington |
| 0 | DAVID ANTHONY RODRIGUEZ | Standardized | English | Polk |
| 0 | Elizabeth G Rodriguez | Standardized | English | Malheur |
| 27 | Lorena Dawn Rodriguez | Master | English, Spanish | Crook, Deschutes, Jefferson |
| 5 | YOLANDA RODRIGUEZ DE MORALES | Master | English, Spanish | Malheur |
| 0 | Juana Rodriguez Estrada | Standardized | English, Spanish | Benton, Lincoln, Linn |
| 6 | DIANNE ROSE RODRIGUEZ WOOD | Master | English | All |
| 0 | HEATHER DAWN ROGEN | Standardized | English | Crook, Deschutes, Jefferson |
| 1 | JESSICA HELEN ROGERS | Master | English | Washington |
| 6 | KIMBERLY CRYSTAL ROJAS | Master | English, Spanish | All |
| 0 | ROSALVA ROJAS | Standardized | English, Spanish | All |