You should look a bit harder; some of them seem to be. At least elements of them. Dog faced St. Christopher. St. Brigid. Eostre taking place when it does. Heck,

You should look a bit harder; some of them seem to be. At least elements of them. Dog faced St. Christopher. St. Brigid. Eostre taking place when it does. Heck, read 'the Heliand.' Early Church fathers were pretty explicit in their reasons for doing this.