祖: The founder of a career or school of thought, the ancestral lineage, or the motherland. In a name, it often conveys the meaning of a bright future, bringing honor to one's ancestors, and is beneficial for career advancement and academic pursuits.

汉: The name of a river, the Han River, the largest tributary of the Yangtze River. It extends to signify vastness, benevolence, open-mindedness, and magnanimity.