Which preposition to use with uncourteous

on Occurrences 1%

Why, 'twere unmannerly at any time, But most uncourteous on our wedding day, When we should shew most hospitable.

with Occurrences 1%

Not that I ever saw him rough or uncourteous with the most exasperating fool that ever rubbed a man's nervous system the wrong way; but there was a quiet, lurking smile which, supported by very few words, used to seem to have the singular property of making the utterers of platitudes and the mistakers of non-sequiturs for sequiturs, uncomfortably aware of the nature of their words within a very few minutes after they had uttered them.

Which preposition to use with  uncourteous