John Smith is a commonly used name that can be found in several cultures and regions. As such, there are several alternate names that can be used as synonyms for John Smith. Some of these names include John Doe, Joe Smith, Jack Smith, James Smith, and Jon Smith. In addition to these names, there are also variations of John and Smith that can be used such as Jonathan Schmidt, Johan Smit, and Johannes Smith. Choosing a synonym for John Smith can be helpful in situations where the name is being used frequently or when there are multiple individuals with the same name in a particular context.