Mónica Cruz was born in the working-class town of Alcobendas, Madrid, Spain, the daughter of Encarna Sánchez, a hairdresser, and Eduardo Cruz (d. 2015), a retailer and auto mechanic. Throughout her childhood, she lived in Alcobendas. She is the middle child of three; older sister Penélope is an actress, and younger brother Eduardo (born 1986) is a singer.
Mónica Cruz was born in the economically disadvantaged town of Alcobendas, Madrid, Spain, the daughter of Encarna Sánchez, a hairstylist, and Eduardo Cruz (d. 2015), a merchant and automobile technician. Throughout her childhood, she resided in Alcobendas. She is the middle child of three; older sister Penélope is an actress, and younger brother Eduardo (born 1986) is a singer.