Chinese languages

Hi I´d like to carve a Chinese stone seal for my brother. His name is Carlos Manes. He is a lawyer and poet / writer, a very literate person. I need to give him a Chinese name, and I am thinking about these: Ma Gaolü (馬高律) Ma Gaoluo (馬高儸) Ma Gaohui (馬高慧) What do you think about these names? Which on...