Yaniuvis López Sago (born 1 February 1986) is a Cuban athlete whose specialty is the shot put. She represented her country at four World Championships, in 2009, 2013, 2015 and 2017 without qualifying for the final on any occasion. In addition, she has won multiple medals on regional level. In early 2010, López was diagnosed with acute leukemia. She, however, made a full recovery and returned to competition in 2012. Her personal best in the event is 18.92 metres set in Havana in 2017.