Jaensch

Jaensch is a surname. Notable people with the surname include:


 * Chelsea Jaensch (born 1985), Australian athlete specialising in the long jump
 * Dean Jaensch (born 1936), Australian political scientist and a retired Professor of Political and International Studies
 * George Jaensch (1872–1958), Australian Overland Telegraph operator and post master
 * Matthew Jaensch (born 1989), Australian rules football player
 * Roger Jaensch (born 1971), Australian politician