Richard:
* Standard spelling: Richard
* Alternative spellings: There aren't many common alternative spellings for "Richard." You might encounter "Ricard" as a less common variant, but it's not widely used.
Rich:
* Standard spelling: Rich
* Alternative spellings: While "rich" is generally spelled the same, you might see it spelled "ritch" in very old texts.
Conclusion:
There are very few different ways to spell "Richard" and "rich." The most common spellings are the standard ones: Richard and rich.