The striker 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". Briefly after first playing for Strasbourg 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 football team. During the 1970–71 season, Gress returned to his homeland and joined Olympique 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 in France and scored 28 goals; in the federal league he came on 149 times.
In 1966, after having won the Coupe de France, Gress was not called up to the 1966 FIFA World Cup in England by national coach Henri Guérin because Gress refused to shorten his long hair. Under the new coach Louis Dugauguez, Gress was first called up on 27 September 1967. Altogether Gress played only three times in the France national football team and did not score any goals.
Coaching career
Since 1977, Gress has worked as a football manager, and it is hardly surprising that he received his first job in his home town at Racing Strasbourg, where he had won the 1979 French championship, and where he returned again in 1991 for three years. His popularity is expressed also in the establishment of a Gilbert Gress Fanclub. In addition, he worked in Belgium, Austria and in Switzerland, where in 16 years he won two national championships and the cup. In 1998, he was appointed Swiss national football coach. A debate preceded his resignation over his wages as a national coach. In the meantime, Gress had also accepted Swiss nationality. In June 2009, he was named RC Strasbourg manager, his third stint as manager of the club. and was released after only two games on 12 August 2009.
