| Lachi Tehsil | |
| Native Name: | Urdu: {{nq|تحصیل لاچی Pushto; Pashto: {{script/Arabic|لاچي تحصیل |
| Settlement Type: | Tehsil |
| Pushpin Map Caption: | Location in Pakistan |
| Subdivision Type: | Country |
| Subdivision Type1: | Region |
| Subdivision Type2: | District |
| Subdivision Name2: | Kohat |
| Subdivision Type3: | Capital |
| Subdivision Type4: | Towns |
| Subdivision Type5: | Union councils |
| Leader Title: | Chairman |
| Leader Name: | Muhammad Ehsan |
| Population As Of: | 2017 |
| Population Footnotes: | [1] |
| Population Rural: | 102,171 |
| Population Urban: | 41,367 |
| Population Total: | 143,542 |
| Timezone: | PST |
| Utc Offset: | +5 |
| Timezone Dst: | PDT |
| Utc Offset Dst: | +6 |
| Leader Party: | IND |
Lachi (Urdu/Pushto; Pashto: لاچي) is one of the two tehsils in the Kohat District of Khyber Pakhtunkhwa province in Pakistan, located south of the district capital Kohat. It houses about 100,000 inhabitants, living in 1161sqkm. The tehsil is subdivided into nine union councils. About 40% of the working population is employed outside the tehsil.It is a rural area where most households' livelihood depends on remittances and subsistence farming.[2] [3] Education is provided through several private and government high schools, as well as a government degree college affiliated with Kohat University.[4]
Lachi (Lachaee) is one of the largest Seni Khattak areas. Travelling on the main road south of Kohat, Lachi is situated on the way to Teri, Karak, Bannu, Lakki, Tank, Dera Ismail Khan, and Waziristan. Ruled by Akorkhel Khans of Khattaks, Lachi was like the heart of Senae-Khwarraam Tappa of the Teri State up till 1956. Zakaria Khan of lachi was one of the most famous Akorkhel Khans of Teri state. Teri is one of the oldest Khattak areas and is mentioned by Khošāl Khān Khattak in his prose. The community is also known by the name Asadabad, after its first Teri-based ruler: Khan Asad-ullah Khan Akorkhel in the first half of the 18th century. Teri was Kohat's largest Tahsil from 1848 to 1956, under the Nawabs of Teri, covering the whole of the present Karak, Lachi and, Gumbat. It had a total area of 1616 square miles. This area was under the rule of Akorkhel Khans since the 17th century.
In Lachi, the leading Khan or Chief was Zakaria Khan of Lachi, one of the most prominent Khans of Teri state. The son of Zakaria Khan is Jan Muhammad Khan who has eight sons; Muhammad Usman Khan(SP), GM Khattak (VC UoP & AUP), Ghulam Samdani Khan (DG AEP), Shoaib Khan, Ghulam Shafique, Ghulam Ghous Gilani, Ghulam Yazdani, Lt Gen(r) Obaidullah Khan khattak. The Khani (Khanship) in the Khattak tribe started adequately during the time of Emperor Akbar of India. The first Khan or Chief was Malik Akor, the grandfather of Khushal Khan Khattak. Malik Akor's descendants are called Akorkhels.Khans of Khattaks exercised power in more than half of the present Nowshera District, half of the Kohat district, in what is now called the Karrak District, and parts of Attock District as well. During the Durrani rule, the Khans of Khattaks had power till areas as far as Jehlum.