A brushroll is provided. The brushroll includes a first roller and a second roller. The first roller and the second roller are arranged symmetrically in an axial direction of the brushroll. The first roller is provided with a plurality of first mounting grooves spaced apart and arranged along a circumference of the first roller. The second roller is provided with a plurality of second mounting grooves spaced apart and arranged along a circumference of the second roller. The brushroll includes first brush members inserted in the first mounting grooves and second brush members inserted in the second mounting grooves. A robot vacuum cleaner having the aforementioned brushroll is also provided.