Provided are a magnetic resonance (MR) image processing method and an MR image processing apparatus. The MR image processing apparatus includes: a signal transceiver that transmits or receives a signal to or from the heart； and an image processor that obtains a plurality of MR images of the heart by using the transmitted or received signal, determines at least one contour from each of the plurality of MR images； obtains first information about a first region formed by the at least one contour； and detects an apex MR image or a base MR image of the heart from among the plurality of MR images based on the first information, wherein a location of an apex or a base is automatically detected from a plurality of short-axis MR images of the heart.
