Johann Jacob Diesbach
Johann Jacob Diesbach was a Swiss pigment and dye producer known for first synthesizing a blue pigment known as Prussian blue( i.e. iron blue or Berlin blue).
Jean Sinoël
Jean Sinoël( 13 August 1868 – 30 August 1949), often known simply as Sinoël, was a French actor and singer.
Born Jean Léonis Blès in Sainte- Terre, Gironde, France, he died in Paris in 1949.
Lacordaire
Several people share the surname Lacordaire:
Jim Mahnic Jr.
Jim Mahnic is a former member of the Ohio House of Representatives.
He also works in the tool and dye industry.
Fustic
Fustic is a common name for several plants and a dye produced from these plants:
David Ji
David Longfen Ji is an American businessman who co-founded Apex Digital, an electronics manufacturer.
In 2004, he was arrested in China following a dispute with Sichuan Changhong Electric, a supplier owned by the city of Mianyang and the province of Sichuan.
Changhong accused him of defrauding them through bad checks.
Ji was taken, according to an account by his lawyer, to the senior management and told, "I decide whether you live or die."
He has been held in China without charges.
Ji's case highlighted an "implicit racism" in dealings with American businessmen.
As a U.S. citizen he was not granted the same treatment by authorities as non-ethnically Chinese businessmen sharing the same nationality.
DyE
Juan de Guillebon, better known by his stage name DyE, is a French musician.
He is most known for the music video for the single" Fantasy" from his first album" Taki 183".
Gerald Meyer
Gerald J. Meyer is an active researcher and professor of inorganic chemistry at the University of North Carolina at Chapel Hill.
He was previously the Bernard N. Baker Chair In Chemistry at Johns Hopkins University.
His research interests include inorganic photochemistry with emphasis on solar energy, using interfacial electron transfer processes and dye-sensitized solar cells.
Jim Mahnic Jr.
Jim Mahnic is a former member of the Ohio House of Representatives.
He also works in the tool and dye industry.
Gajam Anjaiah
Gajam Anjaiah, an Indian master handloom designer, who is widely recognised in the handloom industry for his innovations and developments of Tie and Dye handloom products along with Telia Rumal technique of weaving based on Ikat tie- dye process.
He received Padma Shri from Government of India under Art category in 2013.
He is known for his excellence in traditional handloom design works, such as Puttapaka Sarees in Tie and dye skill, that is the traditional art of designing on paper and then transferring it on to cloth.
His dedication to the Handloom Industry has kept the Indian tradition of weaving alive, brought livelihood to the weavers and gave exclusive/ unique designed handloom products to the people in India.

Question: Did Jean Sinoël and Dye share the same nationality?