Ranisankail (Bengali: রাণীশংকৈল) is an upazila of Thakurgaon district in Rangpur Division, Bangladesh.

Ranisankail had a literacy rate (age 7 and over) of 46.58%, compared to the national average of 51.8%, and a sex ratio of 981 females per 1000 males.

[8] According to the 2001 Bangladesh census, the upazila had a population of 196,134, including males 101404, females 94730; Muslim 151890, Hindu 42647, Buddhist 805, Christian 14 and others 778.

Muslim 76.23%, Hindu 22.79%, Christian 0.30% and others 0.98%; ethnic nationals: Santal 537 families.

They include the Khunia Dighi Memorial, Palace of King Tonko Nath, Ramrai Dighi (a pond covering 50 acres), Nekmord Oras mela (Fair of Nekmardon), Nekamard Shah Nasiruddin Mazar.

Katihar Hat in Razore village (known for Hindu shib mondir, Rash mela, Extinct Maghi Mela), Kulic river, Gorkoi Nath mondir (900 years old), Dharmagar, Banglagar, Shidassory Pond (sida Digi, Bhandagram), Ranisonkail Pilot High School, Ancient Primary School (100 years old) and Rautnagar hat.

[11] The upazila is divided into Ranisankail Municipality and eight union parishads: Bachor, Dharmagarh, Hossaingaon, Kashipur, Lehemba, Nonduar, Nekmarad, and Rator.

[7] There are some highway bus services from Dhaka, Chittagoang, Rajshahi to Ranisankail run by companies such as BRTC, Hanif, Nabil Poribahan, Asad Enterprise, Ahad Enterprise, Islam, Rozina, Shymoli, Rahbar, ALam Enterprise, Taj Poribahan and others.