This invention relates to a bottle washer (1) and more particularly, but not exclusively, to an infant's bottle washer (1). The bottle washer consists of a container (2) having a support means (3) for supporting a bottle (4) to be washed inside the container (2). At least one brush (5) is supported inside the container (2) and the brush (5) and/or the bottle (4) is rotatable such that the brush (5) brushes at least part of the bottle (4) upon rotation.