On occasion, various Karaites such as Seraya Shapshal and those mentioned in Babi Yar have referred to him as Christos. But they also frequently deny that he was a Messias.
The Rabbinical opinion is that the Catholic Church was formed out of an attempt to split the Romanized Edomean Sadducees off from Israel. Hence Christian holidays are based on various Karaite systems rather than on Rabbinical Judaism.
