Harinder Singh Giani (born 2 September 1938 at Gujranwala and died 9 February 2007 at Chandigarh) was an eminent jurist, who practiced at the bar of the Punjab and Haryana High Court at Chandigarh for over 42 years. He was the Senior Central Government Standing Counsel in the mid-nineties. He was also a member of the committee set up to draft a new constitution for the Diwan.