Buys is a Dutch surname. It may refer to:
C. H. D. Buys Ballot (1817–1890), Dutch chemist Frieke Buys, Dutch swimmer Izak Buys, Dutch cricket player Jacobus Buys (1724–1801), Dutch painter Jenna-Anne Buys, South African figure skater Kevin Buys (1986–2026), South African rugby union player Willem Buys (1661–1749), Dutch civil official