Yes, many such cases.
Veroia was the capital of the Christian Kip-chaks/Cumans for a period, with some families surviving all the way up to the 20th century and today. Christian Tatars from Crimea also settled around Adrianopolis and Constantinople in various stages of the empire.
I commend you for being interested in the history of your region but I suggest to start reading from the real historical sources and not relying on wikipedia.
If I may say so, I think you should start from the beginning:
https://www.amazon.com/Alexiad-Penguin-Classics-Anna-Komnene/dp/0140455272
Veroia was the capital of the Christian Kip-chaks/Cumans for a period, with some families surviving all the way up to the 20th century and today. Christian Tatars from Crimea also settled around Adrianopolis and Constantinople in various stages of the empire.
I commend you for being interested in the history of your region but I suggest to start reading from the real historical sources and not relying on wikipedia.
If I may say so, I think you should start from the beginning:
https://www.amazon.com/Alexiad-Penguin-Classics-Anna-Komnene/dp/0140455272