Grosso has a contract with the club until the end of the season, with an option for an additional season.
Paris Saint-Germain has fired Mauricio Pochettino, Thomas Tuchel, Unai Emery and Laurent Blanc since 2016.
Neymar’s first-half goal was his ninth in the ongoing Ligue 1 2022-23. It was also PSG’s ninth win in 11 games to move three points clear at the top of table.
Christophe Galtier led Lille to the French title in 2021 and joined Nice last season, finishing fifth but knocking PSG out of the French Cup.