Heinisch

Heinisch is a German language surname. It stems from a reduced form of the male given name Heinrich and may refer to:
 * Fritz Heinisch (1900–1983), American football end
 * Gabriele Heinisch-Hosek (1961), Austrian politician
 * Ian Heinisch (1988), American mixed martial artist
 * Karl Heinisch (1847–1923), German painter
 * Martin Heinisch (1985), Czech professional ice hockey forward