He was appointed CMG in 1953 and was knighted in 1966.

He was appointed CMG in 1968 and knighted in 1976.

Herbert retired in 1965, and a year later was appointed CMG.

He was appointed CMG in 1961.

He was appointed CMG for his services to Kenya in 1956.

In 1960 he was appointed CMG.

He was appointed CMG in 1912.

He was appointed CMG in 1964.

He was appointed CMG in 1968 following his return from Hanoi.

He was appointed CMG in 1928, and acted as high commissioner following Erroll's death until the end of the occupation.