Were there any kind of European nobility in the American colonies, either loosely modeled after or even directly related to those found in Europe? If so, how were they treated after the colonies respective revolutions?

Heya, you might be interested in this earlier thread:

[Why was the peerage system not extend to the British colonies? Why was there no American nobility, like an Earl of Rhode Island?] (https://www.reddit.com/r/AskHistorians/comments/4bplqg/why_was_the_peerage_system_never_extended_to_the/d1bfook)