This article will address the topic of 2020 Australian Open – Men's singles, which is extremely relevant and interesting today. 2020 Australian Open – Men's singles is a topic that has generated great debate and has captured the attention of many people in different fields. Throughout history, 2020 Australian Open – Men's singles has been the object of study, analysis and reflection, which has contributed to its evolution and understanding in a current context. Furthermore, 2020 Australian Open – Men's singles has played a significant role in the lives of many people, directly or indirectly impacting various aspects of society. Therefore, it is essential to explore and delve into the importance and relevance of 2020 Australian Open – Men's singles, as well as its implications and consequences today.
Defending champion Novak Djokovic defeated Dominic Thiem in the final, 6–4, 4–6, 2–6, 6–3, 6–4 to win the men's singles tennis title at the 2020 Australian Open. It was his record-extending eighth Australian Open title and 17th major title overall. With the win, Djokovic regained the world No. 1 singles ranking, and became the first player since Ken Rosewall to win major titles in three different decades, and the first to do so in the Open Era. The match also marked the first time Djokovic came back to win a major final after trailing two sets to one, having lost each of the last seven times this happened. Thiem became the first Austrian to reach the final. This was Thiem's third runner-up finish in as many major finals.
This was the final Australian Open appearance for former world No. 1, six-time champion, and 20-time major champion Roger Federer. With his third-round win, Federer became the first player to win 100 matches at the Australian Open. He also became the first player to have at least 100 wins at two majors (the other being Wimbledon). Federer's semifinal encounter with Djokovic marked their 50th and final professional meeting; Djokovic won to end their head-to-head at 27–23 in his favor.
The following are the seeded players. Seedings are based on ATP rankings on 13 January 2020, while ranking and points before are as of 20 January 2020. Points after are as of 3 February 2020.
† This column shows either the player's points from the 2019 tournament or his 18th best result (shown in brackets). Only ranking points counting towards the player's ranking as of 13 January 2020 are reflected in the column.
Withdrawn players
The following players would have been seeded, but they withdrew from the event.
^Jared Donaldson (99 PR) had initially replaced Pouille, but later withdrew due to continuous injuries. Kamil Majchrzak (101) was the next player initially entered into the main draw to replace Donaldson, but he later withdrew due to recurring injury.