Krech is a surname. Notable people with the surname include:
David Krech (1909–1977), Polish born American experimental and social psychologist Franz Krech, German commander of the 41st Infantry Division during World War II Roman Krech (born 1989), Kazakhstani speed skater Rüdiger Krech (born 1964), German public health doctor Warren William Krech (1894–1948), American actor
See also Grech