Peter Robertson may refer to:
Peter Robertson (triathlete) (born 1976), Olympic triathlete from Australia Peter Robertson (Canadian politician), Canadian politician Peter Robertson (footballer, born 1875) (1875–1929), Scottish professional footballer who played as a half back Peter Robertson (footballer, born 1908) (1908–1964), Scottish football goalkeeper Peter Robertson (golfer) (c. 1883–?), Scottish professional golfer Pete Robertson (born 1992), American football linebacker P. L. Robertson (Peter Lymburner Robertson, 1879–1951), Canadian inventor Peter Robertson (Jamaican politician), planter and slave-owner in Jamaica Peter Robertson (Presbyterian minister) (died 1916), in Queensland, Australia