| Name | Type | Language | Counties |
|---|---|---|---|
| Tracy Strawn | Master | English | Multnomah, Washington |
| KATHERINE ANN STREET | Standardized | Gilliam, Grant, Hood River, Morrow, Sherman, Wasco, Wheeler | |
| Deshonda Stringer | Master | English | All |
| Katherine Irene Stroh | Community | English | Benton, Clackamas, Clatsop, Columbia, Lincoln, Linn, Marion, Multnomah, Polk, Tillamook, Washington, Yamhill |
| JACKIE KAY STUHR | Standardized | English | |
| Irina V Stukalov | Master | English, Russian, Other | Linn, Marion, Polk, Yamhill |
| Gretchen Stupke | Master | English | Benton, Douglas, Lane, Linn |
| Peng (Rachel) Su | Community | English, Chinese | All |
| BLANCA SUAREZ SALINAS | Community | Spanish | Washington |
| GLENDA SUCHI | Master | English, Spanish | All |