Princess Beatrice of York, 22 (pictured center)
Want to win the affections of Prince Andrew and Sarah Ferguson's flame-haired daughter? Then you may have to challenge her current beau, 28-year-old Dave Clark, to a duel. The couple were reportedly set up by Prince William.
Princess Eugenie of York, 21
Sixth in line to the British throne, Eugenie, Beatrice's younger sister, is currently studying at Newcastle University, and has made a name for herself as a party girl in the nation's tabloids.
Princess Madeleine, Duchess of Hälsingland and Gästrikland, 28
This Swedish princess has definitely kissed some frogs. Last year, Madeleine called off her wedding to lawyer Jonas Bergström after he allegedly cheated on her with a college student.
Charlotte Casiraghi, 24 (pictured right)
This brunette beauty, who is fourth in line to the throne, boasts some impressive lineage and blessed genetics -- her maternal grandmother is Princess Grace of Monaco. But she's not just a pretty face. Charlotte is a champion equestrian and published writer.
Princess Theodora of Greece and Denmark, 27
Although Theodora can never be queen (Greece abolished their monarchy nine years after she was born), she does share the same family tree as Prince William, and can currently be found on this side of the Atlantic pursuing an acting career in L.A.
Princess Tsuguko of Takamado, 25
Because of strict media regulations in Japan, there's not much known about Princess Tsuguko, a member of the Imperial House. So to find this potential mate, you'll have to search more than just Match.com profiles.
Princess Sirivannavari Nariratana, 24
Even though she's a member of the richest royal family in the world, this Thai princess doesn't rest on her laurels. She's shown her clothing collection at Paris Fashion Week and has played competitive badminton.
Princess Iman bint Al Hussein, 27
The daughter of the late King Hussein and Queen Noor of Jordan served in the country's military, after attending the Royal Military Academy Sandhurst.
Princess Elisabeth von Thurn und Taxis, 29 (pictured left)
Be sure to send love letters to this globetrotting socialite. Her family invented the European postal service.
Princess Maria Theresia von Thurn und Taxis, 30
This land owner and sister of Elisabeth declared her singlehood back in 2001 when she sued the German publication Neue Post over false claims that she was to marry Felipe, Prince of Asturias, heir apparent to the Spanish throne.
More Royal Wedding News:
Who's the Fairest (and Ugliest) Royal of Them All?
Royal Wedding Invite List: Celebs and Ex-Loves
Kate Middleton's Rainy Day Style
Royal Bride's Virginity No Longer an Issue
Royal Wedding Viewing Party Goodies
Is Alice Temperley the Royal Wedding Dress Designer?
Royal Wedding Stamp Snafu Tears Couple Apart
Prince William's Got a Case of Wedding Jitters
"Nonentity" Kate Middleton Bullied at Boarding School
See Princess Di's Secret Second Wedding Dress