Chaj Doab
{{more citations needed|date=May 2022}}
{{Use dmy dates|date=July 2019}}
{{Infobox settlement
| official_name = Chaj(Jech) Doab
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| settlement_type = Natural region
| native_name = {{Nastaliq|چَج دوآب}}
| image_skyline = Punjabdoabs1.jpg
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| image_caption = View of different Doabs of Punjab
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| subdivision_type = Region
| subdivision_name = Punjab
| subdivision_type1 = Subregion
| subdivision_name1 = Punjab, Pakistan
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| area_total_km2 = 27,000
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| population_as_of = 2022
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}}{{Punjabis}}
Chaj Doab ({{langx|pa|{{Nastaliq|چَج دوآب}}}}) is one of the main regions of the Punjab province in Pakistan.{{Cite book |title=Report on Land and Water Development in the Indus Plain |publisher=U.S. Government Printing Office |others=White House: Department of Interior Panel on Waterlogging and Salinity in West Pakistan |year=1964 |pages=26}} Punjab historically has been divided into regions based on its various rivers, since the name Punjab is based on its five main rivers. The Chaj doab includes the area between the Jhelum and Chenab rivers thus also known as Jech Doab.[https://books.google.com/books?id=koacGt0fhUoC&dq=Chaj+doab&pg=PA122 Rivers of the World], James R Penn, p122, 2001, {{ISBN|1-57607-042-5}}, accessed April 2009 It lies on the southern fringes of the Kashmir valley.
Districts
This doab covers Gujrat District, Bhimber District, Mirpur District, Mandi Bahauddin District, Sargodha District, Lalian Tehsil of Chiniot District and some areas of Jhang Tehsil of Jhang District.