Hinrich is both a masculine given name and a surname. Notable people with the name include:
Given name:
Hinrich Ahrens (1921–2009), German World War II soldier and Knight's Cross recipient
Hinrich Bitter-Suermann (born 1940), German-Canadian surgeon
Hinrich Braren (1751–1826), Danish sailor and writer
Hinrich Wilhelm Kopf (1893–1961), German politician
Hinrich Lohse (1896–1964), German Nazi politician
Hinrich Johannes Rink (1819–1893), Danish geologist
Hinrich Romeike (born 1963), German equestrian
Hinrich Schuldt (1901–1944), German Waffen-SS officer
Hinrich Warrelmann (1904–1980), German general
Surname:
Kirk Hinrich (born 1981), American basketball player
