| Theophania | | - | Ancient Greek | |
| Theophila | | - | Ancient Greek | |
| Theophilos | | - | Ancient Greek | |
| Theophilus | | thee-AHF-ə-ləs (English) | Biblical, Ancient Greek (Latinized) | |
| Theophylaktos | | - | Ancient Greek | |
| Theothelm | | - | Ancient Germanic | |
| Theotimos | | - | Ancient Greek | |
| Theotimus | | - | Ancient Greek (Latinized) | |
| Theotleip | | - | Ancient Germanic | |
| Theotman | | - | Ancient Germanic | |
| Theresa | | tə-REE-sə (English), tə-RAY-zə (English), te-RE-zah (German) | English, German, Swedish, Norwegian, Danish | |
| Therese | | te-RE-zə (German), te-RES (Swedish), tə-REES (English) | German, Swedish, Norwegian, Danish, English | |
| Theron | | - | Ancient Greek | |
| Theudelinda | | - | Ancient Germanic | |
| Theudemar | | - | Ancient Germanic | |