Magdalena Ruth Moshi (born 30 November 1990) is a Tanzanian swimmer. At the 2012 Summer Olympics, she competed in the Women's 100 metre freestyle, finishing in 45th place overall in the heats, failing to qualify for the semifinals. She competed in the 2016 Summer Olympics in the 50m freestyle event, being ranked 67th of 91 competitors, with a time of 29.44s.