Han means broad-minded, knowledgeable and have both ability and political integrity. As a person's name, it is knowledgeable, tolerant and well-informed, which not only means good, but also means wide together with Hao and Han. As a name, it is obvious that they are brothers. So my brother's name is Hao Jun, and my brother can be Han Jun.
Be careful not to use uncommon words when naming. Rare words are difficult to identify and remember, and even the computer can't input them, which will cause a lot of trouble.