Marcelle was born in Vitória, Brazil, in 1983. Two years later, her family moved to Parauapebas, in the Carajás Mountains, in the State of Pará. She graduated in Physics at the Federal University of Espírito Santo (Ufes) in 2004. She then pursued a Master's degree and Doctorate in Astronomy at the University of São Paulo (USP), defending her Doctorate dissertation in 2010.