Groth is a German surname. Notable people with the surname
Ernest Groth (1922–2004), Major League Baseball pitcher
Gary Groth (born 1954), American comic book editor, publisher, and critic
Henrik Groth (1903–1983), Norwegian publisher and essayist
Jacob Groth (born 1951), Danish film composer
Jarmila Groth (born 1987), Slovak-Australian professional female tennis player
Jeff Groth (born 1957), former American football wide receiver
Johnny Groth (born 1926), former professional baseball player
Klaus Groth (1819–1899), Low German poet
Martin Groth (born 1969), retired German football player
Paul Heinrich von Groth (1843–1927), German mineralogist
René Groth (born 1972), German former professional footballer
Samuel Groth (born 1987), professional Australian tennis player
Stephen Fazekas de St. Groth, Hungarian-Australia microbiologist
Stephan Groth (born 1971), Danish musician who plays in Norwegian musical group Apoptygma Berzerk
Sylvester Groth (born 1958), German actor and tenor
Wilhelm Groth (1904–1977), German physical chemist