Provided is a refrigerator having a simplified interior. The refrigerator includes a main body, a storage compartment formed in the main body and having a front side thereof open, a first door rotatably coupled to the main body to open and close a part of the storage compartment, a second door arranged below the first door and rotatably coupled to the main body to open and close a remaining part of the storage compartment, a filler rotatably provided on the first door or the second door to seal a gap between the first door and the second door in a state in which the first door and the second door are closed, a filler guide configured to guide the filler to be rotated in a first direction, and disposed on a sidewall of the storage compartment adjacent to a rotation axis of the first door and the second door, and a filler pusher configured to push the filler to be rotated in a second direction opposite to the first direction.