The 2020 Nitto ATP Finals is a professional tennis tournament for men tennis players. It is played at the end of the season between the highest ranked singles and doubles players of the 2020 ATP World Tour.
The 2020 Nitto ATP Finals will be played at the O2 Arena in London, England. It is the 51st edition of the tournament, with the first one being held in 1970.
The tournament gets underway on 15th November 2020. The finals will be played on 22nd November 2020.
The Tournament follows Round-Robin format.
Group Andre Agassi Qualifying
| Players | Ranking |
| Rafael Nadal | 1 |
| Daniil Medvedev | 4 |
| Stefanos Tsitsipas | 6 |
| Alexander Zverev | 7 |
Group Bjorn Borg Qualifying
| Players | Ranking |
| Novak Djokovic | 2 |
| Roger Federer | 3 |
| Dominic Thiem | 5 |
| Matteo Berrettini | 8 |
Stefanos Tsitsipas won the men’s singles title against Dominic Thiem in the 2019 ATP Finals. In the doubles category, Pierre-Hugues Herbert and Nicolas Mahut took home the trophy in the 2019 edition of the ATP Finals.
The ATP Finals follow round-robin format, which includes eight players/teams divided in two group of four. The seeds are determined by the ATP rankings . All singles matches, including the final, are best of three sets with tie-breaks in each set including the third. All doubles matches are two sets (no ad) and a Match Tie-break.
| Groupandre Agassi | Player 1 | Player 2 | Player 3 | Player 4 | W-L | SETS | GAMES |
| Player 1 | 0-0 | 0-0 | 0-0 | ||||
| Player 2 | 0-0 | 0-0 | 0-0 | ||||
| Player 3 | 0-0 | 0-0 | 0-0 | ||||
| Player 4 | 0-0 | 0-0 | 0-0 |
| Groupbjorn Borg | Player 1 | Player 2 | Player 3 | Player 4 | W-L | SETS | GAMES |
| Player 1 | 0-0 | 0-0 | 0-0 | ||||
| Player 2 | 0-0 | 0-0 | 0-0 | ||||
| Player 3 | 0-0 | 0-0 | 0-0 | ||||
| Player 4 | 0-0 | 0-0 | 0-0 |
| Stage | Points | Singles Prize Money | Doubles Prize Money |
| Round Robin(each of three) | 200 | $215,000 | $40,000 |
| Semi Finals | 400 | $657,000 | $106,000 |
| Finals | 500 | $1,354,000 | $204,000 |
| Undefeated Champions | 1500 | $2,871,000 | $533,000 |
Total Prize Money:- 9,000,000
Men's Singles
| Won | Score | Lost |
| Rafael Nadal | 6-7(4-7) , 6-4, 7-5 | Stefanos Tsitsipas |
| Alexander Zverev | 6-4, 7-6(7-4) | Daniil Medvedev |
Men's Doubles
| Won | Score | Lost |
| Pierre-Hugues Herbert/Nicolas Mahut | 6-3, 7-6(7-4) | Jean-Julien Rojer/Horia Tecau |
| Juan Sebastian Cabal/Robert Farah | 7-6, (9-7), 6-2 | Kevin Krawietz/Andreas Mies |
