Mendy is available after helping Senegal win the Africa Cup of Nations.
Kepa Arrizabalaga played for Chelsea in Mendy’s absence and was superb in the semi-final win against Al Hilal.
The Blues also hope boss Thomas Tuchel will be able to attend the final after missing the last game with Covid-19.
Low says he will speak to Tuchel before a decision is made on who will start in goal in Abu Dhabi.
Thomas Tuchel is currently in London after a positive Covid-19 test meant he missed Wednesday’s Club World Cup semi-final win
Tuchel watched the 1-0 win over Saudi Arabia’s Al Hilal in London but is ready and waiting to take a last-minute flight if he tests negative for Covid-19 in time to be able attend the final.