Kalwania or Kalwana is gotra of Jats found in District Nagaur , Hanumangarh and Sikar in Haryana , India and Hisar in Rajasthan .
Kalwania or Kalwana is gotra of Jats found in District Nagaur , Hanumangarh and Sikar in Rajasthan , India and Hisar in Haryana .