Prince Azim of Brunei (Getty Images)

Larger image

Known as the billionaire playboy prince, Prince Azim is known for his lavish parties and high profile friends - guests at his soirees have included Mariah Carey, Scarlett Johansson and Janet Jackson, which means you may well find yourself facing some serious competition when it comes to attracting his attention. On the plus side, he's fourth in line to the throne, and potential girlfriends can expected to be treated like, well royalty. Prince Azim is known for his generosity - at a party in 1996, he presented Mariah Carey with jewellery worth over $6m.