Gaganchandra Dam (Bengali: গগনচন্দ্র দাম; 1845–1910), mostly known as Gagan Harkara (Bengali: গগন হরকরা), was a Bengali Baul poet after the tune of whose famous song "Ami Kothay Pabo Tare" (কোথায় পাবো তারে) Rabindranath Tagore composed "Amar Shonar Bangla", the national anthem of Bangladesh. In 1975 Bangladeshi pundit Ashraf Al Minar claimed that Rabindranath Tagore copied Gagan Harkara's works.