Küchler, Kuechler, Kuchler are varying transliterations of a German surname. Notable people with the surname include: Albert Küchler (1803–1886), Danish painter associated with the Danish Golden Age. Alwin H. Küchler (born 1965), German cinematographer. Ernst Küchler (born 1944), German politician (SPD) Ferdinand Küchler (1867–1937), German violinist and composer. Friedrich Küchler (1822–1898), German civil servant and Hessian politician. Georg Karl Friedrich Wilhelm von Küchler (1881–1968), German field marshal.
https://en.wikipedia.org/wiki/K%C3%BCchler