List of 2018–19 Indian Super League season roster changes

This is a list of all roster changes that occurred prior to the 2018–19 Indian Super League season.

Unannounced signings
The following players have appeared either in a match or on the bench for an Indian Super League club without being announced as signed.

Released players
This list includes players who were released from their club and who have yet to sign with another Indian Super League club or who have left the league.