Bagration 是什么意思?

拼错了吧？

Biographical name，Prince Pyotr Ivanovich 1765—1812 Russian general

传记名，Pyotr Ivanovich 王子1765—1812 ，俄国将军

Good luck with your English study.

Prince Petr Bagration (1765–1812), a Russian general in the Napoleonic Wars.
The Bagrationi, a royal family of Transcaucasia who ruled Armenia and Georgia, from whom the Prince was descended.