| # | Name | Origin | Meaning | Gender | |
|---|---|---|---|---|---|
| 261 | Stanislaus | Polish | Variant of Stanislas: Glorious camp. | M | |
| 262 | Stefan | Polish | Crown. | M | |
| 263 | Sylwia | Polish | Polish form of Sylvia: from the woods. | F | |
| 264 | Szczepan | Polish | Crown. | M | |
| 265 | Tekli | Polish | Polish form of Tekla: divine fame. | F | |
| 266 | Telek | Polish | Cuts iron. | M | |
| 267 | Teodor | Polish | Polish form of Theodore. | M | |
| 268 | Teodory | Polish | Gift from God. | F | |
| 269 | Teodozji | Polish | Gift from God. | F | |
| 270 | Teos | Polish | Gift of God. | M | |
| 271 | Tesia | Polish | Farmer. | F | |
| 272 | Tolek | Polish | Gift of God. | M | |
| 273 | Tomislaw | Polish | Glory of the twin. | M | |
| 274 | Vanda | Polish | Polish form of Wanda: wanders. | F | |
| 275 | Waldemar | Polish | Mighty or famous. | M | |
| 276 | Walerian | Polish | Brave or strong. | M | |
| 277 | Waleron | Polish | Brave or strong. | M | |
| 278 | Weronikia | Polish | Polish form of Veronica: brings victory. | F | |
| 279 | Wicus | Polish | Polish form of Vincent 'victor'. | M | |
| 280 | Wienczyslaw | Polish | Victory. | M | |