A radio frequency (RF) surface coil unit and a magnetic resonance imaging (MRI) system including the same are provided. The RF surface coil unit includes multiple loop-shaped RF coil elements including at least one first RF coil element having a loop shape and at least one second RF coil element formed in the at least one first RF coil element. The at least one first RF coil element and the at least one second RF coil element are electrically connected to each other and formed as one channel.