60020 English Names are collected and translated into Chinese; this is the 17th page which lists 1601st - 1700th of 3728 names started with G; their names in Chinese characters are avaiable by following links
Roman-Chinese Name Dictionary gives Chinese characters to names in countrties; they are translated from matching language.
Native Chinese Name Dictionary lists names of Chinese people and Chinese desecndents, non-Chinese persons who has a native Chinese name like diplomats, Vietnamese, Korean.
Characters For Chinese Names shows characters used as Chinese family names and given names.
National Names In Chinese guides you to know characters for your national name.