Shaheed Udham Singh Kamboj International Mahasabha, Sunam is an organization that works for the welfare of society, especially for the Kamboj Society. The organization aims to connect people and spread knowledge about the great martyr Shaheed Udham Singh.

Shaheed Udham Singh was born on December 26, 1899, in Sunam, Sangrur District, Punjab . He was an Indian independence activist who is best known for assassinating Michael O’Dwyer in March 1940 in what has been described as an avenging of the Jallianwala Bagh massacre.