Thanks to his hands-on approach and kind-hearted nature, 30-year-old Harry earned a 97 per cent positivity score ahead of the Queen, Prince William and the Duchess of Cambridge – who came second, third and fourth respectively.
Prince Philip and Prince Charles tied in fifth place while in sixth place was one-year-old Prince George of Cambridge.
According to the 3,000 people surveyed by YouGov, Prince Harry is 'likeable', 'fun loving', 'genuine', 'humorous' and 'in touch with ordinary people'.
Hugs for Prince Harry: royal charmed by brave little boy at awards ceremony
Harry's victory in the poll comes amid his numerous charitable appearances, three months after he toured Brazil and Chile and just weeks after he organised the UK's first Invictus Games.
The Queen, Prince William and the Duchess of Cambridge
The sporting event, which was based on the USA's Warrior Games, saw injured veterans take part in a four-day Paralympic-style tournament.
Prince Harry impresses in dance-off with children during tour of Chile
Following the success of the Invictus Games, Harry says he now hopes that it can be an annual event.
The Duke of Edinburgh, Prince Charles and Prince George
While Harry came out on top in the survey, his elder brother William came in third place.
Prince Harry cheers up young girl with a dance at Invictus Games
Those surveyed described Britain's future King as 'genuine', a 'good role model and 'in touch with ordinary people', while the Duchess, née Kate Middleton, was labelled a 'positive role model', 'attractive', 'intelligent' and 'genuine'.