Avtar Singh (born 3 April 1992) is an Indian judoka who competed at the 2016 Summer Olympics held in Rio de Janeiro, Brazil.

[4] He defeated Sanjay Maharjan of Nepal and Md Jahangir Alam of Bangladesh to reach the final where he beat Mohammad Kakar of Afghanistan inside 49 seconds to win the gold medal.

[5] At the Asian Judo Championships held in Tashkent, Uzbekistan in April 2016, he reached the semifinals before losing to Tajikistan's Komronshokh Ustopiriyon.

He then defeated Saeed Moradi of Iran in the repcharge round before losing his final bout to Chinese judoka Cheng Xunzhao to place fifth overall.

[2][6][7][8] His results in 2016 allowed him to improve his world ranking from below 200th up to 79th, high enough for him to secure one of the Asian continental qualification quota places for the men's 90 kg event at the 2016 Summer Olympics due to be held in Rio de Janeiro, Brazil.