Roger Federers reputation as a respected, admired and trusted personality is second only to that of former South African president Nelson Mandela, a new global study of more than 50,000 people in 25 countries shows.
Steve Jobs, CEO of Apple, smiles after delivering the keynote address at the Macworld Conference and Expo July 18, 2001 in New York City. (Photo by Mario Tama/Getty Images)
Millionaire entrepreneur and company director Richard Branson who founded the Virgin group of companies, which covers a wide range of interests, from records to airline travel. (Photo by Keystone/Getty Images)
Bono, lead singer of U2 in concert in London, 28th November 1984. (Photo by Dave Hogan/Hulton Archive/Getty Images)
Chairman of India's Tata Motors, Ratan Tata, looks on during the first press day at the 79th Geneva International Motor Show, on March 3, 2009 in Geneva, Switzerland. The show features World and European premieres of cars, and will be open to the public from March 5th to the 15th. (Photo by Miguel Villagran/Getty Images)
Queen Elizabeth II attends the Braemar Highland Games at The Princess Royal and Duke of Fife Memorial Park on September 3, 2011 in Braemar, Scotland. (Photo by Jeff J Mitchell/Getty Images)
Oprah Winfrey arrives with Sophie at the Shrine Auditorium in Los Angeles, Ca. on 6/29/00 to speak about personal growth and empowerment. Kevin Winter/Getty Images
Berkshire Hathaway Chairman Warren Buffett attends a press briefing during the seventh annual CEO Summit at Microsoft's campus May 21, 2003 in Redmond, Washington. (Photo by Ron Wurzer/Getty Images)
Nelson Mandela speaks at the Nelson Mandela Tribute Luncheon for World Reconciliation Day September 8, 2000 at the Melbourne Exhibition Centre, in Melbourne, Australia. (Photo by Hamish Blair/Liaison)
Federer finished ahead of the likes of Bill Gates, Steve Jobs, Oprah Winfrey and Bono in the 2011 Leader RepTrak survey. In this photo, Federer plays a shot to Australia's Bernard Tomic during their reverse singles tennis match in a Davis Cup world group play-off in Sydney. (AP Photo/Rick Rycroft)
RepTrak assesses the reputations of the world's 54 most visible public figures in politics, business, culture and sports.