Hayri Topal Van Yüzüncü Yıl University, Faculty of Science, Department of Mathematics, Van, Türkiye.

Abstract This paper characterizes the boundedness and compactness of the weighted composition differentiation operator on the Bloch space ℬ and the little Bloch space ℬ0 on the unit disk. Keywords Weighted composition operators, Differentiation operator, Bloch space,