The surname Chumak, from the Ukrainian term chumak, may refer to:
Allan Chumak (1935–2017), Russian hypnotist and faith healer Dmytro Chumak (fencer) (born 1980), Ukrainian épée fencer Dmytro Chumak (weightlifter) (born 1964), Ukrainian weightlifter Igor Chumak (born 1964), Russian team handball player Maxym Chumak (1984–2023), Ukrainian judoka Nestor Chumak (born 1988), Canadian bassist for PUP Roman Chumak (born 1982), Ukrainian football goalkeeper Yevhen Chumak (born 1995), Ukrainian football midfielder Yuriy Chumak (born 1962), Ukrainian former football goalkeeper