Abstract
In this paper, we study the existence and uniqueness of mild solu-tions for neutral delay Hilfer fractional integrodifferential equations with frac-tional Brownian motion. Sufficient conditions for controllability of neutral delay Hilfer fractional differential equations with fractional Brownian motion are established. The required results are obtained based on the fixed point the-orem combined with the semigroup theory, fractional calculus and stochastic analysis. Finally, an example is given to illustrate the obtained results.