Robert Forsyth or Forsythe may refer to: Robert Forsyth (bishop) (born 1949), Australian Anglican bishop Robert Forsyth (writer) (1766–1845), Scottish writer Robert Campbell Forsyth (1934–2020), Scottish footballer Robert Forsythe (footballer) (1925–2016), Northern Irish footballer Robert E. Forsythe, American economist Robert Forsythe (politician), New Hampshire state representative Robert Forsyth (law enforcement officer), the first United States federal law enforcement officer to be killed in the line-of-duty
See also Robert Forsyth Macgeorge (1796–1859), early settler of South Australia Robert Forsyth Scott (1849–1933), British mathematician and barrister