Robert Gregg (disambiguation)

Robert Gregg (1834–1897) was an Anglican archbishop

Other people known as Robert or Bob Gregg include:


 * Bob Gregg (1904–1991), English football player
 * Bob Gregg (footballer, born 1899) (1899–1955), Scottish football player
 * Robert Gregg (field hockey) (born 1954), American Olympic hockey player