Tadiyal or Tariyal (Hindi: तडियाल) is a North Indian Kumouni and Garhwali Jajmaan/Rajpoot surname, mostly used in the Indian state of Uttarakhand. Most Tadiyals or Tariyals follow Hinduism, and speak either Hindi, Garhwali or Kumouni. The people which belong to this caste are descendents of a village Tairi in Kot Block, Pauri Garhwal District, Uttarakhand State,many of them have settled in other neighbouring states of Punjab and Delhi.
References
Tariyal Wikipedia(Text) CC BY-SA