Danas Rapà ¡ys (; born 21 May 1995) is a Lithuanian swimmer. He is a two-time Olympian, a multiple-time Lithuanian record holder in the men's backstroke, freestyle and butterfly, and a double swimming champion at the 2017 Summer Universiade in Taipei, Taiwan. Rapà ¡ys is also a member of Paneveà ¾ys à ½emyna Club, and is coached and trained by Ina PaipelienÃÂ.
In 2013 he became a European Junior champion. At the 2013 FINA World Junior Swimming Championships in Dubai, United Arab Emirates, Rapà ¡ys competed in 4ÃÂ100 metre mixed medley with Rà «ta MeilutytÃÂ, Povilas Strazdas, Eva Glioà ¾erytÃÂ. During 4ÃÂ100 metre mixed medley heats, they finished third with a time of 3:55.74 seconds and qualified to the final. At the 4ÃÂ100 metre mixed medley final, Meilutyte, Rapà ¡ys, Strazdas and Glioà ¾erytàfinished second and won silver medal with a time of 3:52.52 seconds. In the 2013 World Aquatics Championships he reached semifinals in the 200m backstroke swimming.
At the 2017 Summer Universiade in Taipei, Taiwan, Rapà ¡ys competed in four events: the 100 metre backstroke, 200 metre freestyle, 200 metre backstroke and 4 à100 m medley relay.
In his first event, 100 m backstroke, Rapà ¡ys achieved bronze medal, with a time of 54:17, but narrowly missed out of the silver medal by five hundredths of a second (0.05) behind Japan's Kosuke Hagino. Rapà ¡ys won gold medal in the 200 metre freestyle finals, with a time of 1:45.75, and broke the national Lithuanian swimming record. He also competed in the 200 m backstroke final where he sat in 7th through the halfway point, but made big moves on the back half, including a 28.87 on the final 50, to pull ahead of the field for gold in 1:56.52.
At the 2022 World Short Course Championships, contested in December at Melbourne Sports and Aquatic Centre in Melbourne, Australia, Rapà ¡ys won the bronze medal in the 400 metre freestyle with a time of 3:36.26, which was less than two seconds behind gold medalist Kieran Smith of the United States. In the 200 metre freestyle on the sixth and final day of competition, he ranked fifth in the preliminaries with a time of 1:42.21 before placing seventh in the final with a time of 1:41.74.