Roman Kruglyakov (or Krougliakov) is a Russian sprint canoeist who competed from the late 1990s to the early 2000s. He won six medals at the ICF Canoe Sprint World Championships with four golds (C-4 200 m: 1999, 2002, 2005; C-4 500 m: 1999), one silver (C-4 500 m: 2002), and one bronze (C-4 500 m: 2001).