| Adenzai Tehsil | |
| Native Name: | Urdu: {{nq|تحصیل آدنزئی Pushto; Pashto: {{script/Arabic|ادنزيي تحصیل |
| Settlement Type: | Tehsil |
| Blank Emblem Type: | Logo |
| Map Caption1: | Location within Pakistan |
| Subdivision Type: | Country |
| Subdivision Type1: | Province |
| Subdivision Type2: | District |
| Subdivision Name2: | Lower Dir |
| Population Total: | 317,504 |
| Population As Of: | 2017 |
| Population Footnotes: | [1] |
| Leader Title: | Chairman |
| Leader Name: | Feroz Shah |
| Blank Name Sec1: | Number of towns |
| Blank Name Sec2: | Number of Union Councils |
| Timezone1: | PST |
| Utc Offset1: | +5 |
| Leader Party: | PTI |
Adenzai is a tehsil located in Lower Dir District, Khyber Pakhtunkhwa, Pakistan. The tehsil includes the town of Chakdara.The name Adenzai is derived from the Adenzai clan of Yousafzai Pashtoon tribe. It is listed among:
Lower Dir District Tehsils have 37 Union Councils. The population is 797,852 according to the 1998 census report. The projected population of Dir Lower was 1,037,091 in 2005 with the same growth between the 1981 and 1998 census i.e. 3.42% per annum.