The poll by Gallup ranked Clinton the top woman for the 14th consecutive time and 20th time over all. Meanwhile, Obama came in first for most admired man for the eighth consecutive year.
However, the pollsters said that although Clinton and Obama each led this year's poll by significant margins, the percentage mentioning each as most admired is slightly lower than the percentages they have received in the past
The poll of 824 adults put Malala Yousafzai, a 18-year-old Pakistani activist, as the second most admired women, with Oprah Winfrey and Michele Obama tied in third.
Queen Elizabeth was ranked the sixth most admired woman. Gallup said: "While Hillary Clinton has the most appearances at number one by a wide margin, her total of 24 top 10 placements is well behind the leader in that category - Queen Elizabeth with 47."