Antoine de la Mothe, sieur de Cadillac (/ ˈ k æ d ɪ l æ k /, French: ; March 5, 1658 – October 16, 1730), born Antoine Laumet, was a French explorer and adventurer in New France, which stretched from Eastern Canada to Louisiana on the Gulf of Mexico.
Antoine de Lamothe-Cadillac meurt le 16 octobre 1730  à Castelsarrasin, « vers la minuit », à l'âge de 72 ans. Il est enseveli dans une chapelle de l'église des pères carmes. Son épouse Marie-Thérèse meurt en 1746 , à l'âge de 76 ans.
Cadillac is among the first automotive brands in the world, fourth in the United States only to fellow Autocar Company (1897) and GM marques Oldsmobile (1897) and Buick (1899). It was named after Antoine de la Mothe Cadillac, who founded Detroit, Michigan. The Cadillac crest is based on his coat of arms.
Antoine – cantante francese DJ Antoine – disc jockey e produttore discografico svizzero André Antoine – attore teatrale, regista teatrale e regista cinematografico francese
Born in 1902, Cadillac is currently the second oldest American automobile manufacturer (behind Buick) and among the oldest automobile brands in the world. Its founder, Henry Leland, named the company after his ancestor, Antoine de la Mothe Cadillac, the founder of Detroit.
Henry Leland was the creator of the world famous luxury cars with the name Cadillac. This name is not so famous as Henry Ford or Louis Renault. Leland named his company in honor of Antoine de la Mothe Cadillac, who was a man that landed on the American shore and founded the settlement which later became Detroit.
Named after Antoine de la Mothe Cadillac, the founder of Detroit, Cadillac has always been known for its premier luxury vehicles. During the early 1900s Cadillac was at the forefront of technological innovation and its V8 engine set the standard for American automobiles, allowing vehicles to attain 65 MPH for the first time in 1915.