Disk loading apparatus and method are provided. The disk loading apparatus includes a main chassis to which a transferring roller for transferring a disk is installed, a transmission unit installed to the main chassis for transferring a power to the transferring roller, a slider installed to the main chassis and moved in a direction of loading and unloading the disk, a first interlocking unit installed to the main chassis for guiding the disk into a chucking position, a second interlocking unit installed to the main chassis and operating in cooperation with the first interlocking unit and the slider, and a locking lever installed to the main chassis for selectively locking the first interlocking unit. It can reduce the number of components, and decrease a power loss generated at the transmission.