A record 2.45 million tickets have been allocated for the 48 matches, over 400,000 international visitors are expected to descend on the UK and billions will be watching worldwide.
High-profile companies including Canon, Coca Cola, Duracell, Emirates, Heineken, Land Rover and Mastercard have signed up as sponsors and partners in an attempt to capitalise on this global audience, but plenty of other brands are also expected to try and boost their brand by association once the tournament is under way, using the hashtag #RWC2015.
PRWeek will be rounding up all the biggest PR and marketing activities during the six-week event on our Rugby World Cup 2015 hub page. Here you’ll find all the latest news, features and videos from the event, including our in-depth interview with former England captain Lawrence Dallaglio, who is now a founding partner at the agency BBH Sport.
To get you in the mood, what better than to watch the highlights from England's victory in the World Cup 2003: