Which preposition to use with doyen

of Occurrences 5%

As I shook hands with Lord Lyons (who was doyen of the diplomatic corps)

among Occurrences 1%

He was the doyen among the diplomats in Brussels, and a little indulgence was shown to him.

to Occurrences 1%

As day broke on the 31st August, I dropped down several thousand feet from Doyen to Ramghat in the Indus valley, and it suddenly struck me I must have come down too low, and got into Dante's Inferno.

Which preposition to use with  doyen