Gao is a Chinese surname and given name that means "tall" or "high," symbolizing a towering tree growing from the earth. It originated from the ancient state of Guo in present-day Hebei province and has been associated with notable historical figures like Gao Huan, a prominent military commander during the Northern Wei dynasty. Today, it remains popular among Chinese parents who wish to convey strength, ambition, and nobility through their child's name.