
1) Punjabi tribe
Found on
https://www.crosswordclues.com/clue/ratra

Ratra are a Punjabi clan found in Punjab region of Pakistan and India. Muslim Ratras live in Pakistan while Hindu in India. Before independence of Pakistan in 1947, the Hindu Ratras migrated to India while Muslim Ratras settled in Pakistan. The Ratras are a sub clan of the Dogar`. ...
Found on
http://en.wikipedia.org/wiki/Ratra
No exact match found.