Kylian Mbappe, a prominent French football forward from Paris Saint-Germain, plays for the French Premier League teams such as Lorient, Ligue 1, and Ligue 2. He is not a member of the Spanish league, including Girona FC, which is based in Spain.
Girona FC, part of the Spanish La Liga, typically hosts matches in Spain, and Mbappe, a French player, is unlikely to be on the field. His performance in the Spanish league is inconsistent due to the league's regulations, which differ from the French Premier League.
There have been rumors and speculations about Mbappe's transfer activity, but no concrete information indicates he is currently playing for Girona FC.
In conclusion, Kylian Mbappe is not expected to be playing for Girona FC today, as his playing environment is in a different league.