Babbar is a jatt clan founded largely in punjab pakistan Babbar (बब्बर)  Babar (बाबर) Barbar (बर्बर) Barbar (बारबर) Barbra is a Jat gotra found in Punjab, India and Pakistan. Baburi, or Barbari is a Jat clan found in Afghanistan. Dilip Singh Ahlawat has mentioned it as one of the ruling Jat clans in Central Asia.  Babbar are found in Found in Northern Sindh Districts of Pakistan.
H. W. Bellew writes that Baburi, or Barbari, inhabit Sarijangal and Lal districts, and the upper valley of the Hari Rud, and are reckoned at about twenty thousand families. They represent the Bebrikkoi of Strabo (Greog. vii. 3), a Thrakian tribe of Jata or Getai Skyths. 
Barbari, or Babari, claim descent from the Koresh Arab ; but, as I have previously suggested, the Koresh several different tribes in Afghanistan claim descent, is probably the Rajput Keruch of Tod, commonly called Kurush, Gorish, Goraish,Gorich, etc., in Afghanistan, where this name is of very ancient date. 
H.A. Rose  States about Babbar (बब्बर), a Jat tribe in Dera Ghazi Khan — probably immigrants from the east or aboriginal — and in Bahawalpur, where they give the following genealogy : —
Raja Karan. ↓ Kamdo. ↓ Pargo. ↓ Janjuban. ↓ Khakh. ↓
Babbar. + Gabbar. + Rabbar. + Jhagga
Their Sanskritised name is Barbara(बर्बर). Arthashastra mentions a river named Srautaśi on Barbara Kool.
बर्बरकूले समुद्रैकदेशे श्रीघण्टो नाम ह्रदः As the name suggests, they were near the sea (Caspian ? Aral ?). Their country was known to the Greeks, as Barbikae. 
The Mahabharata Tribes - Barbara( बर्बर) - A northern Himalayan tribe (uttarajtha janmarah, XII. 200.39-40) is Jat Gotra Babbar (बब्बर)'
उत्तरा पदजन्मानः कीर्तयिष्यामि तान अपि यौन काम्बॊजगान्धाराः किराता बर्बरैः सह (XII.200.40) कच्छा गॊपाल कच्छाश च लाङ्गलाः परवल्लकाः किराता बर्बराः सिद्धा विदेहास ताम्रलिङ्गकाः (VI.10.55)
- Kulkarni, G. T. (1983). The Mughal-Maratha Relations: Twenty-five Fateful Years, 1682-1707. Dept. of History, Deccan College Post-Graduate Research Institute.
- Deccan Studies. Hyderabad: Centre for Deccan Studies. 2006.