| 20/12/2020 | It took just 6.2 seconds for AC Milan’s Rafael Leao to score against Sassuolo, recording the quickest goal in the history of Serie A. |
| 20/12/2016 | Veteran referee Makis Germanakos dies at the age of 75 in the intensive care unit of the "G. Genimatas " where he was hospitalized in coma since October after an accident he had in his house. Besides being leading referee, he served as president of the Arbitration Committee from 2004 to 2006. |
| 20/12/2015 | 14-years-old athlete of "Okeanos", Nikoleta Pavlopoulou, swims the 100m individual medley in 1:02.92 at the Christmas Grand Prix in Karpenisi. This particular time, which is a national record, places her in the No. 2 position worldwide among swimmers born in 2001. Nikoleta has broken many records in both 25-meter and 50-meter pools. It is indicative that by the end of 2015 she has broken 22 national records in all girls’ categories. |
| 20/12/2014 | Sergio Ramos and Gareth Bale strike as they beat San Lorenzo 2-0 in Marrakesh to win the first Club World Cup for Real Madrid. Real becomes the second Spanish team after Barcelona to win the Club World Cup. |
| 20/12/2003 | On the occasion of the 60-year anniversary from the foundation of “Esperos” Kallithea, Panos Geramanis invite the team to the radio show "Masters of the Football Field", a title "borrowed" from Vassilis Georgiadis’ movie. The show hosts veteran athletes and forgotten neighborhood clubs and is moving along the printed column "Remember" of the insert “Omada”" in the newspaper "TA NEA". |
| 20/12/2000 | NBA's second lowest scoring record, Charlotte Hornets - Miami Heat 65-56. NBA's all-time lowest scoring record, Boston Celtics - Milwaukee Bucks 62-57 on February 27, 1955 |
| 20/12/1999 | Rivaldo is voted ''Player of the Year'' by France Football review. David Beckham comes up second and Andriy Shevchenko third |
| 20/12/1996 | Austrian Erik Schinegger voluntarily surrenders the 1966 downhill gold medal he won in the World Championships (Portillo, Chile) as Erika Schinegger to second-place winner Marielle Goitschell of France. Schinegger, who presents a complicted medical case, was proved a man when he underwent a gender test before competing in the Grenoble 1968 Winter Olympics |
| 20/12/1994 | Ivan Lendl retires from tennis at the age of 34 |
| 20/12/1991 | Yugoslavian midfielder Dejan Savicevic becomes the most expensive football player when he is traded from Atletico Madrid to Milan for 11.5 million pounds. According to the contract he will get 7 million pounds for 4 years |
| 20/12/1973 | Henri Richard of the Montreal Canadiens scores his 1.000th point by assist against the Buffalo Sabres (2-2) |
| 20/12/1961 | Doxa Dramas allows Takis Loukanidis to be transferred to another team, thus Loukanidis who is currently playing in Cyprus for APOEL, with the permission of Doxa Dramas, will move to Panathinaikos |
| 20/12/1885 | William B. Curtis lifts the incredible weight of 1.470 kgr |
