This marked the team's first year without former head coach Gerardo "Tata" Martino, who was replaced with Frank de Boer.

Julian Gressel and Gordon Wild received green cards in May, making them domestic players for MLS roster purposes.

[3] On July 1, Atlanta traded an international slot to FC Dallas until the end of the 2020 season as part of a package for Emerson Hyndman's discovery rights.

[4] On August 21, Luiz Fernando was added to the senior team roster, occupying Atlanta's last international slot.

Only trades involving draft picks and executed after the start of 2019 MLS SuperDraft will be listed in the notes.