Abstract: The inflatable pool divider is configured for use with a swimming pool. The inflatable pool divider is placed in the swimming pool such that each inflatable pool divider bifurcates the swimming pool into two regions called a swimming lane. The inflatable pool divider is a floating structure. The inflatable pool divider is an inflatable structure. The inflatable pool divider comprises a master bladder, a plurality of valves, a plurality of end caps, a plurality of tensioning devices, a plurality of carabiners, and a sleeve. The plurality of valves and the plurality of end caps attach to the master bladder. The plurality of tension devices and the plurality of carabiners anchor the plurality of end caps to the swimming pool.