Male Vasco Vieira Click to view Vasco Vieira in the family tree in SVG format

Vasco's father was António Vieira and his mother was Guilhermina Freitas Morna.  His maternal grandparents were  Julio de  Freitas Morna and  Maria Carolina Gomes.  He was the second of five children.  He had four brothers named António, José, Ivo and Mário.

Vasco's family with Elisa Gomes

Vasco and Elisa were married (further details are not known). They had a daughter named Ligia.