Spiewak or Śpiewak is a Polish-language surname, which literally means "singer". It might refer to:

  • Paweł Śpiewak, Polish sociologist, historian, author and former politician
  • Jason Spiewak, a founder of Rock Ridge Music
  • A short common name for I. Spiewak & Sons company founded by Isaac Spiewak
  • Brand name for police uniform by Spiewak company