A magnetic random access memory according to an example of the present invention includes a magnetoresistive element, a write line for use in generation of a magnetic field for data writing with respect to the magnetoresistive element, and a strained layer which is disposed so as to correspond to the magnetoresistive element, and which has a function of being physically deformed at the time of data writing, and of controlling a magnitude of a switching magnetic field of the magnetoresistive element.