| No. | Name | Type | Language | Counties |
|---|---|---|---|---|
| 0 | MARIA DEL RAYO SANTILLAN | Standardized | Spanish | Hood River, Wasco |
| 0 | Yara Santos | Community | English, Spanish | Crook, Curry, Deschutes, Hood River, Jefferson, Klamath, Multnomah, Tillamook, Umatilla, Wasco |
| 0 | ALI S SANZ | Community | English, Spanish | Hood River, Marion, Multnomah, Washington |
| 0 | Jovanna Marisol Sardineta Cotero | Standardized | English, Spanish | Washington |
| 1 | Elizabeth (Katie) Kathern Sass | Master | English | Clackamas, Multnomah, Washington |
| 8 | Tobie Renee Sass | Master | English | All |
| 0 | Gaila Sue Savery | Standardized | English | All |
| 0 | TINA MARIE SCALISE | Not given | English | Linn |
| 0 | MARIA TRASMONTE SCHAAD | Standardized | Spanish | Benton, Douglas, Lane, Linn |
| 0 | MICHELLE MARGUERITE SCHAFER | Master | English | Clackamas, Hood River, Marion, Multnomah, Polk, Washington |
| 0 | MELISSA RENEE SCHIERES | Community | English | All |
| 0 | Rikkie Lee Schley | Specialty Master | English | Columbia, Washington |
| 0 | ALICE TEMMA SCHMIDT | Community | English | Multnomah |
| 2 | Nancy Eileen Schmidt | Master | English | All |
| 0 | BOBYE L SCHNEIDER | Standardized | English | Benton, Clackamas, Coos, Lane, Lincoln, Linn, Marion, Multnomah, Polk |
| 0 | SUSAN ELIZABETH SCHNEIDER | Not given | English | Lane |
| 26 | RHONDA RENEE SCHOCK | Master | English | Coos, Curry, Douglas, Jackson, Josephine, Klamath, Lane |
| 1 | CHERI LYNN SCHOOLEY | Community | English | Clackamas, Multnomah, Washington |
| 0 | Kimberly Linn Schrader | Community | English | Clatsop, Columbia, Tillamook |
| 0 | Elena Marie Schreiner | Community | English | Clackamas, Multnomah |