Wach (surname)

Wach is a Polish and German surname. Notable people with the surname include:


 * Aloys Wach (1892–1940), Austrian expressionist painter and graphic artist
 * Andrzej Wach, Polish administrator, President of Polskie Koleje Państwowe S.A. (Polish State Railways)
 * Monsignor Gilles Wach (born 1956), French Roman Catholic priest and co-founder and prior general of the traditionalist Institute of Christ the King Sovereign Priest
 * Joachim Wach (1898–1955), German scholar of religion and sociologist
 * Karl Wilhelm Wach (1787–1845), German painter
 * Mariusz Wach (born 1979), Polish boxer
 * Ryszard Wach (born 1946), Polish modern pentathlete