Maja Kralj was born in 1999 and started playing guitar at the age of seven at the elementary music school Sežana with Nataša Ćrnugelj. She continued her education at the Conservatory for Music and Ballet in Ljubljana, studying with Anton Ćrnugelj. Maja has participated in masterclasses with guitarists such as Judicaël Perroy, Andrea De Vitis, Paolo Pegoraro, Alvaro Pierri, Brian Head, Xuefei Yang, Margarita Escarpa, Mak Grgić, Xhevdet Sahatxhija, Nejc Kuhar, Gabriel Bianco, Anders Miolin, Costas Cotsiolis, Olaf van Gonnisen and Laura Young.
She won the First Prize at the Zagreb Internatonal Guitar Fesival Competition in 2017 and First Prize at the Uppsala International Guitar Festival in 2019. She now studies at the Academy of Music Ljubljana with Andrej Grafenauer.