Check out this list with online metrics scoring the top french car brands. Ordered alphabetically.
The Société des Automobiles Alpine SAS, commonly known as Alpine, is a French manufacturer of racing and sports cars established in 1955. The Alpine car marque was created in 1954. 
Bugatti Automobiles S.A.S. is a French luxury hyper-sports car manufacturer. The company was founded in 1998 as a subsidiary of the Volkswagen Group and is based in Molsheim, Alsace, France. The Bugatti name was first made famous by Ettore Bugatti (1881–1947), who established the original Bugatti automobile brand in 1909 at Molsheim and built sports, racing and luxury cars. 
Citroën is a French automobile brand. The "Automobiles Citroën" manufacturing company was founded in March 1919 by André Citroën. Citroën is owned by Stellantis since 2021 and previously was part of the PSA Group after Peugeot acquired 89.95% share in 1976. 
Peugeot is a French brand of automobiles owned by Stellantis. The Peugeot company and family are originally from Sochaux. Peugeot retains a large manufacturing plant and Peugeot museum there. 
Groupe Renault (also known as the Renault Group in English; legally Renault S.A.) is a French multinational automobile manufacturer established in 1899. The company produces a range of cars and vans, and in the past has manufactured trucks, tractors, tanks, buses/coaches, aircraft and aircraft engines, and autorail vehicles. 
Renault has a lot of different social media accounts and website addresses. As we only pick one URL for each channel, the brand looks less popular that it really is.
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The data in this list was updated between 2023-02-08 and 2023-02-22.