Dutch Leonard is a proper noun, which typically represents an individual's name. As a result, there aren't any synonyms for this particular phrase. However, the word Dutch has several potential meanings, including "related to the Netherlands or its people" or "courageous, strong, or sturdy." Therefore, if you're interested in synonyms for words related to "Dutch" specifically, potential options could include phrases such as "Holland," "Netherlander," "Dutchman," or "Dutchwoman." If you're looking for synonyms for the name "Leonard," potential options could include alternatives such as "Leo," "Lenny," or "Len".