Ploetz

Ploetz, Plötz or Plotz is a surname. Notable people with the surname include:


 * Alfred Ploetz (1860–1940), German physician, biologist and eugenicist
 * Carl Plötz (1814–1886), German entomologist
 * David Plotz (born 1970), American journalist
 * Ella Sachs Plotz (1888–1922), American philanthropist
 * Frank Ploetz (1870–1944), American farmer and politician
 * Hans-Joachim Plötz (born 1944), German tennis player
 * Karl Ploetz (1819–1881), German author
 * Richard Plotz (born 1948), American mythopoeist
 * Yvonne Ploetz (born 1984), German politician