Dina Lebo Phalula (born 9 December 1983) is a South African long distance runner who specialises in the marathon. She competed in the women's marathon event at the 2016 Summer Olympics. She finished in 63rd place with a time of 2:41:46. She has a twin sister who is also an athlete, the similarly named Lebogang Phalula. She won the 1500 metres title at the 2005 South African Athletics Championships.