A new and distinct cultivar of Hydrangea macrophylla (Thunb.) named ‘Dove ’ originated as a controlled cross between the cultivars ‘BuffiexLibelle96BL-2’ and ‘Libelle’. The cultivar ‘Dove’ has white R.H.S. 155 D (white group) sepals at maturity and is distinguished from other similar cultivars of which the inventor is aware by its sepal color, and its compact and sturdy growth habit. ‘Dove’ has large showy inflorescences, having both sepalous and non-sepalous florets.