Priyanka, in my opinion, is a very unique and interesting Indian name.
You can find a list of unique baby names in many web resources. http://www.momswhothink.com/baby-names/baby-names-for-future-achievers.html is a great one that sensible names we know and turns them unique.
Onyx, Tiger, Ansel, Gideon, Dimitri, Vlad, Boris, Ian, Austin, Anakin, Llary, Kyah. There are a few different unique baby names. Names like Spyro or Desmond are some names that are growing in popularity and are fairly unique and newly used.
Cheryl or marrany
woozen
One that comes to mind is "the unique clique", but you may already know that one.
brandon
It is a hawiian name. As you know, they have 'unique' names. I LOVE hawaiian names though, they're so cool!
There are several unique Islamic names for both boys and girls. A few girls names include Afshan, Iman, and Maisa. A few boys names include Ahad, Javed, and Kausar.
Unique baby names are on the rise, among celebrities it's kind of common. But one way to get a unique name for your boy is to customize the spelling, for example Simon, can be spelled Cimon to make it unique.
i do know
You may find a list of common and unusual baby names on the following websites...www.sheknows.com/baby-names or at pregnant.thebump.com/baby-names/unique-baby-names.aspx
Some of the colonies names are Jamestown, or Charlestown. Those are all I know of:)