Cilliers
Cilliers is a surname. Notable people with the surname include:
- Charl Cilliers (disambiguation), multiple people
- Sarel Cilliers (1801–1871)
- Pat Cilliers (born 1987), South African rugby union footballer
- Paul Cilliers (1956–2011), South African philosopher
- Barend Cilliers (1955-2016), South African medical practitioner and farmer