England's World Cup qualifier with Moldova on Wednesday week could be in doubt following the death of Diana, Princess of Wales. Yesterday's games between Liverpool and Newcastle, Crewe and Port Vale and Kilmarnock and Motherwell were all cancelled.
And tonight's Old Firm derby at Celtic Park has also been postponed as a mark of respect, while Bolton's fame with Everton at the Reebok Stadium tonight may now also be in doubt.
Soccer chiefs are still considering the rest of the week's fixtures.
However, England's game on September 10th could also be cancelled if it clashes with either the funeral or any official day of mourning.
FA spokesman David Davies said: "We will talk to all relevant parties, including the Government."
Scotland's World Cup qualifier against Belarus on Saturday at Aberdeen is also in doubt.
The two countries' under 21 sides are also due to face each other at Perth in a European Championship qualifier on Friday.
Scottish Football Association chief executive Jim Farry said yesterday: "I think we have got to take things in sequence and wait for a formal announcement from either Buckingham Palace or the Government."
Both yesterday's first division rugby union games were postponed but the day's Sunday League cricket games and rugby league matches went ahead as planned with the exception of Northamptonshire versus Durham, which was postponed as a mark of respect. Spectators at the fixtures which went ahead were asked to observe a minute's silence.
A motor racing meeting at Silverstone was also postponed by organisers, while Hamilton racecourse announced they would hold a minute's silence as a mark of respect before today's meeting.
Racing's rulers will decide in the next day or two how the sport will pay its respects to the late princess. Today's meeting at Hexham will also go ahead but racing could be cancelled on the day of the princess's funeral.
Jockey Club spokesman David Pipe said: "It will be up to the British Horse Racing Board to make the final decision."
The International Olympic Committee also expressed its condolences over the death of the Princess.
IOC president Juan Antonio Samaranch sent a letter of sympathy to the British Olympic Association - whose president is the Princess Royal, Diana's former sister-in-law.
The Princess Royal is also a member of the IOC and her presence at this Friday's meeting of the IOC in Lausanne to select the host city for the 2004 Olympics is now in doubt.
Matches went on as usual at the US Open tennis championships yesterday, but the death of Princess Diana, a tennis fan and friend of some players, cast a pall over the normally raucous atmosphere.
