Paul Johnston may refer to:
Paul Johnston (cricketer) (born 1988), English cricketer Nick Johnston (politician) (Paul Nicholas Johnston, born 1948), Scottish politician Paul Johnston (printer) (1899–1987), fine press printer and book designer Paul Johnston (diplomat) (born 1968), British ambassador to Ireland and Sweden S. Paul Johnston (1899–1985), American aviation expert and United States Navy captain
See also Paul Johnstone (disambiguation) Paul Johnson (disambiguation)