The 3rd most beautiful American celebrity Britney Spears was the most successful female pop artist in the nineties and was also the highest paid artist (female) in the year 2012 with an annual income of 58 million.
2. Hillary Duff:
The 2nd most beautiful American celebrity Hilleri Duff is a popular singer and entrepreneur who rose to prominence in the popular Disney teen comedy, Lizzie McGuire.
1. Cameron Diaz:
The 1st most beautiful American model and actress Cameron Diaz is admired for her sea green eyes and a perfect carved smile. Her 1st successful movie is "The Mask"