An article transport apparatus provided with a transfer apparatus that moves an article (W) in a transfer direction (Y), and a movement apparatus that moves the transfer apparatus along a transport path, a direction orthogonal to the transfer direction (Y) when viewed in a vertical direction (Z) being defined as a width direction (X), the transfer apparatus being provided with a first protruding/retracting unit capable of protruding/retracting in the transfer direction (Y), and a second protruding/retracting unit capable of protruding/retracting in the transfer direction (Y) and installed in a state spaced apart from the first protruding/retracting unit in the width direction (X); the transfer apparatus further comprising a first drive unit that moves the first protruding/retracting unit in the width direction (X), and a second drive unit that moves the second protruding/retracting unit in the width direction (X); the first drive unit being provided with a first connection unit connected to the first protruding/retracting unit , a swing mechanism that swings the first connection unit around a prescribed axis (P), and a first drive mechanism that drives the swing mechanism , the first drive unit being configured to move the first protruding/retracting unit in the width direction (X) within a first setting range (A1) by swinging the first connection unit ; and the second drive unit being provided with a second connection unit connected to the second protruding/retracting unit , a reciprocating movement mechanism that moves the second connection unit in a reciprocating manner along a prescribed path in the width direction (X), and a second drive mechanism that drives the reciprocating movement mechanism , characterised in that the second drive unit is configured to move the second protruding/retracting unit in the width direction (X) within a second setting range (A2) wider than the first setting range (A1) by moving the second connection unit back and forth in the prescribed path. a direction orthogonal to the transfer direction (Y) when viewed in a vertical direction (Z) being defined as a width direction (X), the transfer apparatus being provided with a first protruding/retracting unit capable of protruding/retracting in the transfer direction (Y), and a second protruding/retracting unit capable of protruding/retracting in the transfer direction (Y) and installed in a state spaced apart from the first protruding/retracting unit in the width direction (X); the transfer apparatus further comprising a first drive unit that moves the first protruding/retracting unit in the width direction (X), and a second drive unit that moves the second protruding/retracting unit in the width direction (X); the first drive unit being provided with a first connection unit connected to the first protruding/retracting unit , a swing mechanism that swings the first connection unit around a prescribed axis (P), and a first drive mechanism that drives the swing mechanism , the first drive unit being configured to move the first protruding/retracting unit in the width direction (X) within a first setting range (A1) by swinging the first connection unit ; and the second drive unit being provided with a second connection unit connected to the second protruding/retracting unit , a reciprocating movement mechanism that moves the second connection unit in a reciprocating manner along a prescribed path in the width direction (X), and a second drive mechanism that drives the reciprocating movement mechanism , characterised in that the second drive unit is configured to move the second protruding/retracting unit in the width direction (X) within a second setting range (A2) wider than the first setting range (A1) by moving the second connection unit back and forth in the prescribed path. <EOS>