Koiyer or Koyer or Koir or Kaiyer (कायर या कैर या खेरे) is a subcaste of Kamboj clan and community found in Punjab, Haryana, Rajasthan, Uttar Pradesh, Uttaranchal and other parts of India. Some of people belongs to this Koiyer or Koyer or Koir or Kaiyer subcaste also found in Punjab state of Pakistan. Koiyer or Koyer or Koir or Kaiyer falls under 52 gotra (broad division) of Kamboj caste. Koiyer or Koyer or Koir or Kaiyer sub-caste alongside other Kamboj / Kamboh people belong to the group of Indo-Aryan peoples.
Etymology: The various variations / derivations for Koiyer or Koyer or Koir or Kaiyer are used: Koiyer or Koyer or Koir or Kaiyer
References: Vishal Kamboj (Monthly Kamboj Magazine), Sher Singh Kamboj Nirmal p 15, Kamboj Iitihaas, p 42, Jay Kamboj/Kamboj Sandesh (Punjabi), 1953, S. Harbhajan Singh Momi, Kapurthala/Kamboj Hitaishy (Monthly Kamboj Magazine in Hindi), 1976, New Delhi Magazines, J
कायर या कैर या खेरे आधुनिक काम्बोज जाति का गोत्र / उपजाति है। यह गोत्र काम्बोज जाति के 52 गोत्र (व्यापक विभाजन) के अंतर्गत आता है।