A sheet conveying apparatus according to the present invention includes: a pair of conveying rollers 13 which nips and conveys a sheet; a reference member 31 which determines the position of a side edge of the sheet along the sheet conveyance direction; a plurality of pairs of skew feeding correcting rollers 32 which nip and convey the sheet conveyed by the pair of conveying rollers 13 and draw the side edge of the sheet to the reference member 31; and a switching unit which switches the pair of conveying rollers 13 and the pairs of skew feeding correcting rollers 32 between a state of nipping the sheet and a state of nip releasing the sheet, the switching unit releasing the nip of the sheet by the pair of conveying rollers 13 after the conveyed sheet is nipped by at least two of the pairs of skew feeding correcting rollers 32.