True-born

Where'er I wander, boast of this I can, Though banish'd, yet a true-born Englishman.

Source: wiktionary

The following century saw, in Gaul, the earliest examples of an inverse move, on the part of true-born Romans, to assume German names, and before the end of the eighth century the practice had become universal.

Source: wiktionary

As well as being set upon ending faction in politics, the King was also determined to demonstrate to his people that, while his immediate predecessors had cared more for Hanover than for the great country over which they had come to rule, he was, for all his German blood, a true-born Englishman […]

Source: wiktionary