Rysbrack, Rijsbrack or Rijsbraeck is a Flemish surname. Notable people with the surname include:
Pieter Rijsbraeck (1655–1729), Flemish painter John Michael Rysbrack (1694–1770), Flemish sculptor working in Britain, son of Pieter Rijsbraeck Pieter Andreas Rijsbrack (1685–1748), Flemish painter, son of Pieter Rijsbraeck Gerard Rijsbrack (1696–1773), Flemish painter, son of Pieter Rijsbraeck