| Name | Type | Language | Counties |
|---|---|---|---|
| RACHEL THOME | Community | English | Marion, Polk, Yamhill |
| CATHERINE LOUISE THOMPSON | Master | English | All |
| Colleen Comfort Thompson | Master | English | All |
| KATHY R. THOMPSON | Master | English | All |
| STEPHAINE FRANCES THOMPSON | Standardized | ||
| PATTY J. TIPTON | Specialty Community | English | Marion |
| MARIA DEL CARMEN TITUS | Standardized | English, Spanish | Washington |
| Laurie Lynne Todd | Master | English | Clackamas, Multnomah, Washington |
| JOYCE TOMBAUGH | Master | English | Clackamas, Multnomah, Washington |
| Julia Hall Tomes | Master | English | Clackamas, Hood River, Lane, Multnomah, Washington |