Engvoll was born in Söderhamn Municipality, Sweden, and grew up in Stråtjära in Hälsingland.

She received theater and music-oriented education at Torsbergsgymnasiet in Bollnäs, attended Wendelsberg Folk High School, and studied classical music at Birkagården (the residential academy founded by Natanael Beskow).

Engvoll then studied at the Swedish National Academy of Mime and Acting from 2007 to 2010.

[2] She also worked as co-editor of the theater theoretical anthology Att gestalta kön (To shape gender) at that time.

[4] She is known for starring in TV4's film adaptations of Åsa Larsson's series of books about lawyer Rebecca Martinsson.