Dirngulbai Moreyna "UB" Misech (born 27 September 1997) is a female Palauan swimmer and represents her country at international swimming competitions. She holds seven national records. She competed in the 50 m freestyle, 100 m freestyle and 50 m butterfly events at the 2012 FINA World Swimming Championships (25 m). Misech also competed in the 50 m and 100 m freestyle events at the 2013 World Aquatics Championships. Most recently she competed at the 2014 FINA World Swimming Championships (25 m), 2014 Summer Youth Olympics and 2015 World Aquatics Championships.