| 14th January 1977 | Former Prime Minister Anthony Eden (b. 1897) dies from liver cancer. |
| 20th January 1977 | Jimmy Carter succeeds Gerald Ford as the 39th President of the United States. |
| 27th January 1977 | Record company EMI sacks the controversial punk rock group the Sex Pistols. |
| 18th February 1977 | The popular science-fiction comic ‘2000 AD’ is launched, with the first issue dated 26th February 1977. |
| 28th February 1977 | The Queen opens the New Zealand Parliament. |
| 12th March 1977 | The Centenary Test between Australia and England begins at the Melbourne Cricket Ground. |
| 27th March 1977 | A collision between two Boeing 747 airliners at Los Rodeos Airport in Tenerife kills 583 people. It remains the worst single aviation accident on record. |
| 11th April 1977 | London Transport's Silver Jubilee buses are launched. |
| 25th May 1977 | “Star Wars” opens in cinemas and subsequently becomes the then-highest grossing film of all time. |
| 25th May 1977 | Liverpool FC wins the European Cup, beating Borussia Moenchengladbach 3-1 in Rome. |
| 6-9th June 1977 | Jubilee celebrations are held in the United Kingdom to celebrate twenty-five years of the Queen's reign. |
| 15th June 1977 | Spain has its first democratic elections, after forty-one years under the Franco regime. |
| 16th August 1977 | Elvis Presley, American singer and actor (b. 1935) dies from a heart attack. Many believe his previous prescription-drug abuse is linked to his death, but official medical reports deny this claim. |
| 1st October 1977 | Brazilian football legend Pelé plays his final ever professional game, with the New York Cosmos. |
| 14th October 1977 | David Bowie releases his album "Heroes". |
| 26th October 1977 | The last natural smallpox case is discovered in Merca district, Somalia. The World Health Organisation considers this date to be the anniversary of the eradication of smallpox, the most spectacular success of vaccination and modern science. |
| 22nd November 1977 | British Airways inaugurates a regular London to New York City supersonic Concorde service. |
| 25th December 1977 | Charlie Chaplin, English-born comedian (b. 1889) dies in his sleep. |