Sajan Prakash (born 14 September 1993) is an Indian swimmer who specializes in freestyle, butterfly and medley events. At the 2015 National Games in Kerala, he set a record on 8 February 2015 by winning 6 gold and 3 Silver medals, and became the best athlete of the Indian National Games, held at Trivandrum, Kerala. He competed at the Rio 2016 Summer Olympics in the 200 meter butterfly event. He became the first ever Indian swimmer to breach the FINA "A" Olympic qualification time when he clocked an Indian national record time of 1:56.38 in the 200 m butterfly event at the 2021 Sette Colli Trophy in Rome. With this time he qualified for the 200 m butterfly event at the 2020 Tokyo Olympics. As of June 2021, he is the holder of 11 Indian national swimming records in events spanning freestyle, butterfly, medley and relay categories. Sajan is currently training with Aqua Nation Sports Academy (ANSA) based in Dubai.