The 15th October of 1940 was the day that Bordeaux was merged with the AS Port, a local team. AS Port and took on one of the club's most famous customs the scapular. Bordeaux ASP, which the club is now known as was the name that was worn on the scapular throughout its time leading up through the 1941 edition of the Coupe de France final. The game, which took place in the occupied France on the Stade Municipal in Saint-Ouen and witnessed Bordeaux beat SC Fives 2-0 with Urtizberea scoring both goals. This Coupe de France triumph was Bordeaux's first major victory. After the release from France, Bordeaux returned to league play, and received promotion into the 1st division after its 2nd-place finishing in 1949-49. Following the season, Andre Gerard, now manager of Bordeaux was appointed manager of the club. He also hired Dutchman Bertus De Harder. The trio composed of De Harder, Edouard Kargu along with Camille Libar, Bordeaux captured the first ever league championship within the first season in the top division. It was won by six points more than second-placed Lille. The success of the league was the reason for Bordeaux being chosen to take part at the 2018 edition of the Latin Cup. The tournament was played out and Bordeaux was drawn in the final draw 3-3 against Portuguese team Benfica. The draw was a trigger for a follow-up game, with Benfica winning after an extra-time goal more than 2 hours, 25 minutes action.
Bordeaux retained its title-winning hopes and finished as runners-up to Nice two years after winning the first title. The club also had a good performance in cup competitions and reached finals in the Coupe de France final in 1952 and in 1955. The year 1952 saw Bordeaux lost to the teams that finished second in the same time, Nice, following a thrilling game where 8 goals scored, with five coming within just the opening 40 minutes. Bordeaux was able to draw the game at 3-3 after a goal in the 55th minute by Henri Baillot, but Nice responded with two goals within just four minutes to make it 5-3. That was the final score. in 1955 Bordeaux lost 5-2 to Lille who won by 4-0 in just 35 minutes. The subsequent struggles in cup tournaments led to difficulties on the domestic front, and the club was stricken with being relegated in the season 1955-56. The club was relegated to Division 1 for the 1959-60 season but they were unable to establish a foothold, and fell again to division 2 having finished on the last spot in standings by 21 points.
Bordeaux has returned to its previous form in the 1960s under the new management of ex-player Salvador Artigas. Under the leadership by Artigas, Bordeaux returned to the first division , and ended in a respectable fourth spot in the 1962-63 campaign. The next year, Bordeaux returned to the Coupe de France final where the club took on Lyon. Bordeaux was, again, was defeated with 2-0, thanks to two goals scored by Argentine Nestor Combine. Bordeaux's finish as runners-up led to the team being selected to play in the 1964-1965 Inter-Cities Fairs Cup. The tournament was short-lived, with the team losing 4-3 in aggregate to German Borussia Dortmund. Borussia Dortmund. A few years after, Bordeaux again reached the final of the Coupe de France, the seventh time the club has played in all. They faced Saint-Etienne but was unable to match the feat achieved in 1941, defeating them to them 2-1. The next year, Bordeaux earned another appearance in the finals, however, they was not able to take home the trophy after losing two-to-one to Marseille. The team went through a drastic decline in the 1970s in spite of the return to the club of Alain Giresse. The club was under seven managers throughout the decade, and was consistently in the bottom half the table. In 1979 it was purchased by powerful as well-known real estate mogul Claude Bez, who positioned himself as the president for the organization. It was in the summer of 1983 that Girondins de Bordeaux organised an event to commemorate the centenary of the club. Bordeaux had a 2-0 win against Barcelona during the semifinals and, in the final match, the club lost to VfB Stuttgart.