The voting was from a poll conducted as the Duke and Duchess of Cambridge prepare for their fifth wedding anniversary on Friday, April 29.
Coming in second position was the wedding of Prince Charles and Princess Diana, 35 years ago in 1981 while the wedding of Prince Andrew and Fergie came sixth in the poll.
Taking third place was the wedding of Hollywood couple, Brad Pitt and Angelina Jolie while Victoria and David Beckham took fourth place.
The 2015 wedding ceremony of Scottish professional tennis player, Andy Murray and Kim Sears were voted fifth best celebrity nuptials of all time.
The poll conducted by UK retailer, One4all Gift Cards revealed that 70% of people who voted said like Kate and William; they wouldn’t go on their honeymoon immediately.
Watch original clip of Princess Diana and Prince Charles' royal wedding: