Her paternal grandfather Diego Maradona "Chitoro" (1927–2015), who worked at a chemicals factory, was of Guaraní (Indigenous) and Spanish (Basque) descent, and her paternal grandmother Dalma Salvadora Franco, "Doña Tota" (1930–2011), was of Italian and Croatian descent.

At the age of six, she returned to Buenos Aires to live with her grandmother, since she did not feel comfortable in Spain.

[7] After an exhaustive selection, she managed to be one of the hundred applicants to enter the University Institute of Art (IUNA), receiving a Bachelor of Acting in 2011.

[12] Dalma began her career in 1997, at the age of nine, in the children's television series Cebollitas, which told the story of a group of child football players at a neighborhood club where she played the role of Sofía.

[14] Later, in 2005, she made her theater debut with the children's play "Little Red Riding Hood and the Wolf" at the Broadway Theatre on Avenida Corrientes.