From the age of three, Campbell attended the Barbara Speake Stage School and at 10 years old, she was accepted into the Italia Conti Academy of Theatre Arts, where she studied ballet.
Nga mosha 3 vjeçare Naomi ndoqi institutin "Barbara Speake Stage School" dhe kur ishte 10 vjeç ajo u pranua në Akademinë Italia Conti të Teatrit, ku ajo studioi dhe balet.