Which preposition to use with seigniors

of Occurrences 8%

day Cunstable of Fraunce, Countye Poyteirs, marquysse of Sallun, And grand le seignior of the ordnance.

in Occurrences 2%

We seemed turning from an impressive text as we left the tomb; left the old grand seignior in his little six feet of earthsix feet out of 175,000 acres!

out Occurrences 1%

It would go hard, but they would get the windigo and take the young seignior out of her spell.

Which preposition to use with  seigniors