| Gender | masculine |
|---|---|
| Language(s) | Arabic: نصرالدین |
| Origin | |
| Meaning | 'defender of the faith' |
| Other names | |
| Variant form(s) | Nasir al-Din, Nasruddin, Naseeruddin, Nasir ad-Din, Nasir ud-Din, Naser el-Din |
| Related names | Nasir, Nasrallah |
Nasiruddin (Arabic: نصرالدین, lit. 'defender of the faith') was originally an honorific title and is a masculine given name and surname of Arabic origin. There are many variant spellings in English due to transliteration including Nasir al-Din, and Nasruddin. Notable people with the title or name include: