A drawbar bracket for coupling a drawbar to a work vehicle body of a work vehicle, the drawbar bracket comprising: a first fastening plate; a second fastening plate spaced apart from the first fastening plate in a first direction; and a coupling member coupling the first fastening plate to the second fastening plate, the first fastening plate comprising: a first plate body coupled to the coupling member; a first fastening part having a first attachment surface facing in a second direction different from the first direction, a first opening being provided on the first attachment surface, the first opening including a first center axis; and a first curved part coupling the first plate body to the first fastening part and having a curved shape; wherein the first plate body includes a first inner side surface provided to face toward the second plate body, the first inner side surface being at least partly inclined with respect to the first center axis, and the second fastening plate comprising: a second plate body spaced apart from the first plate body in the first direction and coupled to the coupling member; a second fastening part having a second attachment surface facing in the second direction, a second opening being provided on the second attachment surface, the second opening including a second center axis; and a second curved part coupling the second plate body to the second fastening part and having a curved shape; wherein the second plate body includes a second inner side surface provided to face toward the first plate body, the second inner side surface being at least partly inclined with respect to the second center axis. a first fastening plate; a second fastening plate spaced apart from the first fastening plate in a first direction; and a coupling member coupling the first fastening plate to the second fastening plate, the first fastening plate comprising: a first plate body coupled to the coupling member; a first fastening part having a first attachment surface facing in a second direction different from the first direction, a first opening being provided on the first attachment surface, the first opening including a first center axis; and a first curved part coupling the first plate body to the first fastening part and having a curved shape; a first plate body coupled to the coupling member; a first fastening part having a first attachment surface facing in a second direction different from the first direction, a first opening being provided on the first attachment surface, the first opening including a first center axis; and a first curved part coupling the first plate body to the first fastening part and having a curved shape; wherein the first plate body includes a first inner side surface provided to face toward the second plate body, the first inner side surface being at least partly inclined with respect to the first center axis, and the second fastening plate comprising: a second plate body spaced apart from the first plate body in the first direction and coupled to the coupling member; a second fastening part having a second attachment surface facing in the second direction, a second opening being provided on the second attachment surface, the second opening including a second center axis; and a second curved part coupling the second plate body to the second fastening part and having a curved shape; a second plate body spaced apart from the first plate body in the first direction and coupled to the coupling member; a second fastening part having a second attachment surface facing in the second direction, a second opening being provided on the second attachment surface, the second opening including a second center axis; and a second curved part coupling the second plate body to the second fastening part and having a curved shape; wherein the second plate body includes a second inner side surface provided to face toward the first plate body, the second inner side surface being at least partly inclined with respect to the second center axis.