Tönnies is a surname. Notable people with the surname include:
Ferdinand Tönnies (1855–1936), German sociologist Gustav Tönnies (1814 – 1886), Swedish carpenter, architect and industrialist Johann Friedrich Tönnies (1662 – 1736), German merchant and banker Michael Tönnies (1959–2017), German football player Rudolf Tönnies (1869 – 1929), Austro-Hungarian and Yugoslav architect and politician Thorsten Tönnies (born 1991), German footballer Clemens Tönnies (born 1956), German billionaire and main shareholder of Tönnies Holding
Companies Tönnies Holding, a German company in the meat industry See also
Tonnie Heinrich Tønnies