Dayexi Gandarela Sosa (born July 4, 1986 in Caibarién) is a Cuban sprint canoeist.
She edged out the Argentine pair (led by Alexandra Keresztesi) by two thirds of a second (0.67) for the gold medal in the women's K-2 500 metres at the 2011 Pan American Games in Guadalajara, Mexico.Gandarela represented Cuba at the 2012 Summer Olympics in London, where she competed in the women's K-2 500 metres.
Gandarela and her partner Yulitza Meneses paddled to a sixth-place finish and fourteenth overall in the B-final by approximately three seconds behind the Slovakian pair (Ivana Kmetová and Martina Kohlová), posting their time of 1:50.124.