Dieterich

Dieterich is both a surname and a masculine German given name, a variant of Dietrich, itself the High German form of Theodoric. Notable people with the name include:

Surname:
 * Albrecht Dieterich (1866–1908), German classical philologist and religious scholar
 * Chris Dieterich (born 1958), American football player
 * Heinz Dieterich (born 1943), German sociologist
 * Helwig Dieterich (1601–1655), German physician
 * Johann Christian Dieterich (1722–1800), German publisher
 * Neil Dieterich (born 1943), American lawyer and politician
 * William H. Dieterich (1876–1940), US Senator and Congressman from Illinois
 * William H. Dieterich (judge) (1897–1964), American lawyer and Wisconsin Supreme Court Justice

Given name:
 * Dieterich Buxtehude, (1637/39–1707), German-Danish organist and composer
 * Dieterich Spahn, German-born American artist