To convey a sheet without causing the sheet to be vibrated at a reading position.

An image reading apparatus includes: a read roller pair 32 for feeding a document; a platen glass 161 for receiving the document from the read roller pair 32; and an image reading means 150 for reading an image of the document on the platen glass 161. The image reading apparatus further includes: two rollers 24, 25 which are rotatably driven at positions facing the platen glass 161; and a circular arc guide 30 provided between the two rollers 24, 25.