There are multiple origins and translations for the name Vladimir:
1. East Slavic (Russian Владимир) hugely popular name which actually means - "world ruler; who owns the world; universal ruler; peace owner". Derived from the words влад [vlad] - "to own, to possess; power" + мир [mir] - "world, peace".
2. The name is believed to have originated from Proto-Germanic name Waldemar and interpretation is - "famous ruler".