Gilbert Gress (born 17 December 1941) is a French football coach and a former player. He was the mentor of Arsène Wenger.
Gress was born in Strasbourg. He began his professional football career in the city of his birth with RC Strasbourg, where the fans soon nicknamed him the "angel of la Meinau" (L'ange de la Meinau; Engel von der Meinau, Meinau is the stadium of the club). Briefly after first playing for Strasbourg (May 1960) the team were relegated to the second division, but returned after one year to Division 1, where Gress played until 1966 and his departure to VfB Stuttgart. Strasbourg were at the time only in mid-table of the division, but won the 1966 Coupe de France.
During his time in Germany, he was called up for the first time to the France national team. During the 1970–71 season, Gress returned to his homeland and joined Olympique de Marseille, then two-time French champions. From 1973 to 1975, he came back to RC Strasbourg, before moving for one year to Neuchâtel Xamax in Switzerland and ending his playing career in 1977.
Gress completed 290 matches (201 for Strasbourg, 89 for Marseille) in France and scored 28 goals; in the federal league he came on 149 times.