Ajmer Singh Chopra^[1] (born 1953) is an Indian basketball player who was awarded the country's highest sporting honor, the Arjuna Award, in 1982. He represented the country in the Asian Basketball Championships^{[citation needed]} and in the 1980 Summer Olympics in Moscow.^[2]

According to The Hindu, Singh was "a rough and tough player and his sole aim was to score as many baskets as possible. A dedicated man, he was remarkable for his appetite for baskets. As a result, he emerged as one of the top 10 shooters in the 1980 Moscow Olympics."^[3][4]

Singh moved to Kota, which had a tradition in basketball. He played for the Rajasthan^{[clarification needed]} team and later moved to the Indian Railways team. The high point of his career was the Moscow Olympics where his performance was rated highly.^{[citation needed]} His average per game at the 1980 Olympics was 21 points, with the next best scorer from the Indian team, Radhey Shyam, averaging 14 points. Singh scored nearly a third of India's points in the competition.^[5][6][1]

Ajmer has played a total of 22 national championships for Haryana, Rajasthan, and Railways, and finished with 8 gold medals. In 1982, he was conferred the Arjuna Award.^[7]