María Delgado Nadal[a] (born 8 October 1997) is a blind Paralympic swimmer from Spain who has competed in several national and international championships.

[5] In 2010, she competed at the Paralympic Swimming Championship of Spain by Autonomous Communities,[6] where she won two bronze medals while representing Aragon.

[9] Delgado was part of project AXA in 2012, which is a program designed to help develop young Spanish sportspeople into elite athletes on the international level.

[10][11] In 2012, she competed at the Paralympic Swimming Championship of Spain by Autonomous Communities, where she finished third in the women's S12 100m butterfly event.

[3] She competed at the 2013 Paralympic Swimming Championship of Spain by Autonomous Communities, where she won a pair of silver medals.