Mraz or Mráz (Czech/Slovak feminine: Mrázová) is a surname of Czech, Slovak, and Croatian origin. It means "frost" and is cognate to Maroz (Belarusian), Mróz (Polish), and Moroz (Ukrainian and Russian). It may refer to: People Alois Mráz (born 1978), Czech handball player Bruno Mráz (born 1993), Slovak ice hockey player Franjo Mraz (1910–1981), Croatian artist George Mraz (born 1944), Czech jazz bassist Gustáv Mráz (born 1934), Slovak footballer Ivan Mráz (born 1941), Czechoslovak footballer Jason Mraz (born 1977), American singer-songwriter Kateřina Mrázová (born 1972), Czech ice dancer Kateřina Mrázová (ice hockey) (born 1992), Czech ice hockey player Ladislav Mráz (1923–1962), Czech opera singer Mike Mraz, American musician Patrik Mráz (born 1987), Slovak footballer Pavel Mráz (born 1974), Czech canoer Peter Mráz (footballer, born 1985), Slovak football defender Peter Mráz (footballer, born 1975), Slovak football midfielder Samuel Mráz (born 1997), Slovak footballer Other Rani Mraz, Yugoslav rock band Beneš-Mráz, airplane manufacturer Mráz Sokol, manufactured by Benes Mráz Skaut, manufactured by Benes See also Slavic-language surnames Czech-language surnames Slovak-language surnames