Addai (given name)
| Pronunciation | 
 | 
|---|---|
| Gender | Masculine | 
| Origin | |
| Word/name | Classical Syriac: ܐܕܝ (Addai) | 
| Meaning | Thaddeus | 
Addai (Syriac: ܐܕܝ) is a Syriac given name, equivalent to the Greek and Latin Thaddeus (Greek: Θαδδαῖος). It may refer to:
- Addai I, also known as Thaddeus of Edessa (1st/2nd century AD), saint and evangelist of Edessa
- Addai II Giwargis, patriarch of the Ancient Church of the East since 1970
- Addai Scher (1867–1915), the Chaldean Catholic archbishop of Siirt