POPSUGAR Celebrity Sienna Miller Photos of Sienna Miller in a Bikini in Ibiza by Celebrity 8/13/09 0 Shares Like us on Facebook Sign up for our daily newsletter > Previous Photo 1 of 11 View on One Page ADVERTISEMENT ( more slides) Next Share This Link Copy 1 Photos of Sienna Miller in a Bikini in Ibiza Previous Photo 1 of 11 View on One Page ADVERTISEMENT ( more slides) Next Read More TravelVacationBikiniSienna Miller Bikini Gabrielle Union and Dwyane Wade's Sexiest Moments From Their Anniversary Getaway Kylie Jenner's Raciest Instagram Pictures The Best Bikini Moments of 2015 — So Far! See Kim Kardashian and North West's Beach Day in St. Barts! Travel 33 Things That Make Disneyland Better Than Disney World 32 City Skyline Tattoos That Prove Home Is Where Your Ink Is The Ultimate Harry Potter Travel Bucket List 25 of the World's Top Travel Destinations Sienna Miller 14 Style Icons Who Make Jeans and a White Tee All Their Own Bradley Cooper Will Make You Say "Yes, Chef" in the Trailer For Burnt The Craziest, Most Brilliant Dresses Alexander Wang Designed For Balenciaga Proof That Sienna Miller's Bohemian Style Is All Grown Up POPSUGAR, the #1 independent media and technology company for women. Where more than 75 million women go for original, inspirational content that feeds their passions and interests. Be in the Know With OurCelebrity and Entertainment Newsletter Personalize Young Hollywood TV A-Listers Movies Sign up with facebook or By signing up, I agree to the Terms and to receive emails from POPSUGAR.