| Chagharzai Tehsil | |
| Native Name: | |
| Settlement Type: | Tehsil |
| Blank Emblem Size: | 100px |
| Blank Emblem Type: | Logo |
| Mapsize: | 280px |
| Map Caption1: | Location within Pakistan |
| Subdivision Type: | Country |
| Subdivision Name: |  Pakistan |
| Subdivision Type1: | Province |
| Subdivision Name1: | Khyber Pakhtunkhwa |
| Subdivision Type2: | District |
| Subdivision Name2: | Buner |
| Population As Of: | 1998 |
| Government Footnotes: | [1] |
| Government Type: | Tehsil-council |
| Leader Title: | Chairman |
| Leader Name: | Shareef Khan[2] |
| Leader Party: | PTI |
| Blank Name Sec1: | Number of towns |
| Blank Name Sec2: | Number of Union Councils |
| Timezone1: | PST |
| Utc Offset1: | +5 |
Chagharzai is an administrative unit, known as Tehsil of Buner District in the Khyber Pakhtunkhwa province of Pakistan.
District Buner has 6 Tehsils i.e. Daggar, Chagharzai, Chamla, Khudu Khel, Gagra and Gadezai. Each tehsil comprises certain numbers of union councils. There are 27 union councils in Buner District.[3]