Bielski is a Polish spelling of a Slavic surname. Notable people with the surname include:

• Bielski partisans, a World War II Jewish partisan group in German-occupied Poland led by four brothers:
  • Tuvia Bielski, a Jewish partisan of the Second World War and leader of the Bielski partisans; oldest of the four brothers
  • Asael Bielski, second oldest of the four brothers
  • Alexander Zeisal Bielski (nicknamed "Zus"), second youngest of the four brothers
  • Aron Bielski, youngest of the four brothers

Bielski is a Polish spelling of a Slavic surname. Notable people with the surname include:

• Bielski partisans, a World War II Jewish partisan group in German-occupied Poland led by four brothers:
  • Tuvia Bielski, a Jewish partisan of the Second World War and leader of the Bielski partisans; oldest of the four brothers
  • Asael Bielski, second oldest of the four brothers
  • Alexander Zeisal Bielski (nicknamed "Zus"), second youngest of the four brothers
  • Aron Bielski, youngest of the four brothers