United States basketball guard (born in 1938)
"The retired basketball player Robertson, who was born in 1938, played as a guard for several teams during the mid-20th century."
An English patronymic surname, from given names.
"The Robertson family tree traces its roots to a Scottish ancestor whose name was Robert."
Robertson is a patronymic surname formed by adding the suffix "-son," meaning "son of," to the given name Robert. This construction indicates that the original bearer was the son of someone named Robert.