| Sarai Naurang Tehsil | |
| Native Name: | |
| Native Name Lang: | ps |
| Settlement Type: | Tehsil |
| Pushpin Map Caption: | Location in Pakistan |
| Subdivision Type: | Country |
| Subdivision Type1: | Region |
| Subdivision Type2: | District |
| Subdivision Name2: | Lakki Marwat District |
| Subdivision Type3: | Capital |
| Subdivision Type4: | Towns |
| Subdivision Type5: | Union councils |
| Leader Title: | Chairman |
| Leader Name: | Aziz Ullah Khan |
| Population As Of: | 2017 |
| Population Footnotes: | [1] |
| Population Total: | 296,908 |
| Population Rural: | 266,953 |
| Population Urban: | 29,955 |
| Timezone: | PST |
| Utc Offset: | +5 |
| Timezone Dst: | PDT |
| Utc Offset Dst: | +6 |
| Area Code: | 0969 |
| Leader Party: | JI |
Sarai Naurang (Pushto; Pashto: سرای نورنګ; Urdu: سرائے نورنگ) is a tehsil located in Lakki Marwat District, Khyber Pakhtunkhwa, Pakistan. The population is 296,908 according to the 2017 census. It is a mostly rural area, but it does contain one urban area, the town of Naurang, which has a population of 29,955. Naurang is the second-largest city in Lakki Marwat District and the third-largest in Bannu Division.