Balș or Bals may refer to:

• Balș, a town in Olt County, Romania
• Balș, a commune in Iași County, Romania
• Ballsh, a town in Albania

• Gert Bals (1936–2016), Dutch footballer
• Gheorghe Balș (1868–1934), Romanian engineer, architect and art historian
• Grigore Balș (died 1895), Moldavian-born Romanian politician
• Huub Bals (1937–1988), Dutch film festival director
• Matei Balș (1905–1989), Romanian bacteriologist
• Sara Bals (born 1977), Belgian nanoscientist
• Teodor Balș (1805–1857), ruler of Moldavia

• BALS Corporation