Gagnaux is used as a family name or surname in France. It is 7 characters long in length.
Gagnaux is variation of the Engaine. The first mentioned of this name is Richard Engaine, in the time of the Conqueror, to whom he held the office of chief engineer. Hence the name D'Engaine from DeIngeniis. This very unlikely derivation is given without authority in Banks's Baronage.
The form of the Enge. Dweller in, or near, the meadow; dweller at the lane or narrow street; one who came from Eng, a district in China.
Lastname Gagnaux is the variant form of the Gaines. Descendant of Gegn meaning "straight".
Gagnaux is a form of the Gaynor. Son of the light-complexioned or white-haired man.
Family name is the variation of Gainer. Probably a corruption of Gaymer.
Lastname Gagnaux is a variation of Ednam. According to Nisbet this is the same name as Edmiston or Edmond stoune—an extraordinary corruption.