An object of the present invention is to provide a resin composition which is capable of manufacturing a high dielectric resin film having high dielectric constant and small dielectric loss tangent. And the present invention provides high dielectric resin composition comprising:a high dielectric filler; andresin;wherein a relative dielectric constant of the high dielectric filler satisfies the following formulae (1) and (2).[(∈T−∈25)/∈25]MAX≦0.03 (1)40≦∈25≦1000 (2)