Americans named 68-year-old Hillary, record 20th time and 54-year-old Obama, eighth time the woman and man respectively living anywhere in the world they admire most, Gallup poll of Americans said.
Both win by wide margins over the next-closest finishers, Malala Yousafzai for women and Pope Francis and Donald Trump for men, the poll said in its latest survey.
Gallup said 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.
Across the eight times, Obama has been most admired man, an average 23 per cent of Americans have named him, while in the 20 times, Clinton has been most admired woman, an average 16 per cent have named her.
This year, while Obama was name most admired man by 17 per cent, Hillary Clinton by 13 per cent, Gallup added.