A feeder automatic distribution control device in a component mounting line, in which a plurality of mounting modules (M1 to M4) that include mounting heads are disposed along a transport direction of a circuit board, the feeder automatic distribution control device comprising: a feeder replenishment section that is configured to sequentially replenish feeders for replenishment, which the mounting modules (M1 to M4) are to be replenished with; a feeder recovery section that is configured to sequentially recover feeders for recovery, which are to be recovered from the mounting modules (M1 to M4); a transport lane that is arranged along the plurality of mounting modules (M1 to M4) and configured to transport the feeders for replenishment and the feeders for recovery between each of the feeder replenishment section, the feeder recovery section and the mounting modules (M1 to M4); and a replenishment and recovery control section (106 to 124) that is configured to control replenishment and recovery of the feeders for replenishment and the feeders for recovery that are transported in the transport lane, characterized, in that the replenishment and recovery control section (106 to 124) is configured to perform control so that the recovery of a feeder for recovery from a first mounting module (M1 to M4), and the replenishment of a mounting module (M1 to M4) among the mounting modules (M1 to M4), which is one mounting module (M1 to M4) on an upstream side of said first mounting module (M1 to M4), with a feeder for replenishment, are concurrently performed; and subsequently, the recovery of a feeder for recovery from a second mounting module (M1 to M4), which is adjacent to the above mentioned first mounting module (M1 to M4) from which the feeder for recovery was recovered, and the replenishment of a mounting module (M1 to M4) among the mounting modules (M1 to M4), which is one mounting module (M1 to M4) on an upstream side of said second mounting module (M1 to M4), with a feeder for replenishment, are concurrently performed. a feeder replenishment section that is configured to sequentially replenish feeders for replenishment, which the mounting modules (M1 to M4) are to be replenished with; a feeder recovery section that is configured to sequentially recover feeders for recovery, which are to be recovered from the mounting modules (M1 to M4); a transport lane that is arranged along the plurality of mounting modules (M1 to M4) and configured to transport the feeders for replenishment and the feeders for recovery between each of the feeder replenishment section, the feeder recovery section and the mounting modules (M1 to M4); and a replenishment and recovery control section (106 to 124) that is configured to control replenishment and recovery of the feeders for replenishment and the feeders for recovery that are transported in the transport lane, characterized, in that the replenishment and recovery control section (106 to 124) is configured to perform control so that the recovery of a feeder for recovery from a first mounting module (M1 to M4), and the replenishment of a mounting module (M1 to M4) among the mounting modules (M1 to M4), which is one mounting module (M1 to M4) on an upstream side of said first mounting module (M1 to M4), with a feeder for replenishment, are concurrently performed; and subsequently, the recovery of a feeder for recovery from a second mounting module (M1 to M4), which is adjacent to the above mentioned first mounting module (M1 to M4) from which the feeder for recovery was recovered, and the replenishment of a mounting module (M1 to M4) among the mounting modules (M1 to M4), which is one mounting module (M1 to M4) on an upstream side of said second mounting module (M1 to M4), with a feeder for replenishment, are concurrently performed.