Harbhajan Singh Khalsa arrangement for thousands of refugee students – and led the Sikh Students Federation in Delhi. Four years later, he graduated with a master's degree in Economics. In 1953, Harbhajan Singh entered the Indian Civil Service. He served in the Revenue Department, where his duties took him all over India. Eventually, Harbhajan Singh was promoted to the post of customs inspector for the country's largest airport, outside Delhi. He married Inderjit Kaur Uppal in Delhi in 1954. Together, they had three children, Ranbir Singh Bhai, Kulbir Singh and Kamaljit Kaur. Throughout his life, Harbhajan Singh continued his practice and pursuit of
Harbhajan Singh at The Oval in London, was partly attributed to his marketability. Harbhajan had generated a large personal following in the western London suburb of Southall, which boasts a majority Punjabi Sikh population, when he lived there in 1998 while training under Fred Titmus. In 2006 Harbhajan's endorsements generated controversy when he appeared without his turban in an advertisement for Royal Stag whisky. This angered many orthodox Sikhs, leading to anti-Harbhajan protests in the Sikh holy city of Amritsar, with effigies of Harbhajan being burnt. The Sikh clergy and Shiromani Gurdwara Prabandhak Committee demanded an apology from him and asked Seagram's