Davina was born in Epsom, England along with her twin sister Rosie. She has been acting since she was eight years old. Davina's first major screen role was playing Zinnia Larkin in ITV's 2021 series, "The Larkins" adapted from the classic novel "The Darling Buds Of May" by H.E. Bates. The role of Alice in Apple TV's Constellation, marks her first international role.