[1] Calhau was born in São Paulo, and made her senior debut with Chapecoense, after playing for the under-17 side of Tiger Academia [pt].
In February 2020, Calhau was allegedly harassed by Atlético's mascot during the presentation of the women's squad for the campaign, after it took her hand and asked her to spin around like a model.
[2] She suffered a serious knee injury in the following month,[3] remaining sidelined for more than a year and being later released upon declared fit to play.
[7] On 4 October 2024, Calhau was called up to the Brazil national team by head coach Arthur Elias for two friendlies against Colombia.
[8] She made her full international debut on 26 October, coming on as a second-half substitute for Lauren in a 1–1 draw at the Estádio Kleber Andrade.