Rafael Nadal Rafael Nadal Parera (born 3 June 1986) is a Spanish former professional tennis player. He was ranked as the List of ATP number 1 ranked singles tennis players, world No. 1 in men's singles by the Association of Tennis Professionals (ATP) for ...

defeated defending champion

Novak Djokovic Novak Djokovic ( sr-Cyrl-Latn, Новак Ђоковић, Novak Đoković, separator=" / ", ; born 22 May 1987) is a Serbian professional tennis player. He has been ranked as the List of ATP number 1 ranked singles tennis players#Weeks at N ...

in the final, 7–5, 1–6, 6–3 to win the men's singles tennis title at the 2021 Italian Open. It was his record-extending tenth Italian Open title and record-equaling 36th and last

Masters 1000 The ATP 1000 events, also known as ATP Masters 1000 tournaments, are an annual series of nine tennis tournaments featuring the top-ranked players on the ATP Tour since its inception in 1990. The ATP 1000 tournaments, sitting below the Grand ...

title overall (matching Djokovic's tally). Nadal saved two match points en route to the title, in the third round against

Denis Shapovalov Denis Viktorovich Shapovalov (born ) is a Canadian professional tennis player. He has been ATP rankings, ranked as high as world No. 10 in singles by the Association of Tennis Professionals, ATP, which he first achieved on September 21, 2020. Sh ...

. This marked the fourth tournament that Nadal had won on 10 or more occasions (in addition to the

French Open The French Open (), also known as Roland-Garros (), is a tennis tournament organized by the French Tennis Federation annually at Stade Roland Garros in Paris, France. It is chronologically the second of the four Grand Slam (tennis), Grand Slam ...

, the

Monte-Carlo Masters The Monte-Carlo Masters (also known as the Rolex Monte-Carlo Masters for sponsorship reasons) is an annual tennis tournament for male professional players held in Roquebrune-Cap-Martin, France, which borders on Monaco. It is played on clay cour ...

, and the Barcelona Open), making him the only tennis player to do so. It was Djokovic's sixth runner-up finish at the Italian Open, a record for the most runners-up finishes at one event on the

ATP Tour The ATP Tour (known as ATP World Tour between January 2009 and December 2018) is the sole worldwide top-tier tennis tour for men organized by the Association of Tennis Professionals (ATP) founded in 1990 that replaced the earlier dual Grand Prix ...

(Djokovic equaled this record later that year at the

US Open U.S. Open or US Open are open championship sporting tournaments that are hosted in the United States and in which anyone, especially amateur and professional, or American and non-American, may compete. The term may also be applied to non-sporting ev ...

Lorenzo Sonego Lorenzo Sonego (; born 11 May 1995) is an Italian professional tennis player. Sonego has won four singles titles on the ATP Tour, and two doubles titles. He has a career high Association of Tennis Professionals, ATP singles ATP rankings, ranking o ...

was the first Italian man to reach the semifinals in Rome since

Filippo Volandri Filippo Volandri (; born 5 September 1981) is an Italian tennis coach and former professional player. Volandri reached a career-high singles ranking of world no. 25 in July 2007. He turned professional in 1997 and earned almost $4 million in priz ...

2007 2007 was designated as the International Heliophysical Year and the International Polar Year. Events January * January 1 **Bulgaria and Romania 2007 enlargement of the European Union, join the European Union, while Slovenia joins the Eur ...

Seeds

The top eight

seeds In botany, a seed is a plant structure containing an embryo and stored nutrients in a protective coat called a ''testa''. More generally, the term "seed" means anything that can be sown, which may include seed and husk or tuber. Seeds are the ...

received a bye into the second round.

Draw

Finals

Top half

Section 1

Section 2

Bottom half

Section 3

Section 4

Qualifying

Seeds

Qualifiers

Lucky losers

Qualifying draw

First qualifier

Second qualifier

Third qualifier

Fourth qualifier

Fifth qualifier

Sixth qualifier

Seventh qualifier

ATP singles main-draw entrants

Seeds

The following are the seeded players. Seedings are based on ATP rankings as of 3 May 2021. Rankings and points before are as of 10 May 2021.

Other entrants

The following players received

wild card Wild card most commonly refers to: * Wild card (cards), a playing card that substitutes for any other card in card games * Wild card (sports), a tournament or playoff place awarded to an individual or team that has not qualified through normal pla ...

s into the main singles draw: *

Salvatore Caruso Salvatore Caruso (; born 15 December 1992) is an Italian former professional tennis player. He has a career high ATP singles ranking of No. 76 achieved on 16 November 2020. He also has a career high ATP doubles ranking of No. 166 achieved on 18 ...

Gianluca Mager Gianluca Mager (born 1 December 1994) is an Italian tennis player. He has a career-high ATP singles ranking of No. 62 achieved on 22 November 2021. He also has a career high ATP doubles ranking of No. 310 achieved on 10 June 2019. Personal Info ...

Lorenzo Musetti Lorenzo Musetti (; born 3 March 2002) is an Italian professional tennis player. He has a career-high ATP rankings, ATP singles ranking of world No. 6, achieved on 9 June 2025 and a doubles ranking of No. 142, achieved on 1 April 2024. Musetti has ...

Stefano Travaglia Stefano Travaglia (born 18 December 1991 in Ascoli Piceno) is an Italian tennis player. He has a career-high ATP singles ranking of No. 60, which he reached on 8 February 2021. He also has a career-high ATP doubles ranking of No. 224 achieved on ...

The following players received entry from the singles qualifying draw: *

Roberto Carballés Baena Roberto Carballés Baena (; born 23 March 1993) is a Spanish professional tennis player. He achieved a career-high Association of Tennis Professionals, ATP singles ranking of world No. 49 on 10 April 2023 and a career-high doubles ranking of wo ...

Alejandro Davidovich Fokina Alejandro Davidovich Fokina (born 5 June 1999) is a Spanish professional tennis player. He has a career-high ATP singles ranking of World No. 21 achieved on 21 August 2023 and a doubles ranking of No. 196 achieved on 21 February 2022. He is cur ...

Federico Delbonis Federico Delbonis (; born 5 October 1990) is an Argentine former professional tennis player. He achieved a career-high ATP singles ranking of world No. 33 on 9 May 2016. He also reached a career-high doubles ranking of No. 110 on 22 July 2019. ...

Hugo Dellien Hugo Dellien Velasco (; born 16 June 1993) is a Bolivian professional tennis player. He has a career-high ATP singles ranking of No. 64, achieved on 1 August 2022, becoming the highest-ranked Bolivian since Mario Martínez (No. 60) in November ...

Kamil Majchrzak Kamil Majchrzak (; born 13 January 1996) is a Polish professional tennis player. He has a career high ATP singles ranking of World No. 75 achieved on 28 February 2022 and a career high ATP doubles ranking of World No. 241 achieved on 8 August 20 ...

Cameron Norrie Cameron Norrie (; born 23 August 1995) is a British professional tennis player. He has reached career-high ATP Rankings, rankings of world No. 8 in singles (on 12 September 2022) and No. 117 in doubles (on 13 June 2022). Norrie has won five ATP ...

* Tommy Paul The following players received entry as lucky losers: *

Aljaž Bedene Aljaž Bedene (born 18 July 1989) is a Slovenian former professional tennis player. He was ranked as high as No. 43 in singles by the Association of Tennis Professionals (ATP), which he achieved in February 2018. He reached four singles finals ...

Yoshihito Nishioka is a Japanese professional tennis player. He has won three ATP Tour singles titles and achieved a career-high ATP singles ranking of world No. 24 on 19 June 2023. He is currently the No. 2 Japanese player. Personal life Marriage Nishioka marr ...

Withdrawals

;Before the tournament *

Borna Ćorić Borna Ćorić (; born 14 November 1996) is a Croatian professional tennis player. On 5 November 2018, he reached his best singles ranking of world No. 12. In 2022, Ćorić became the lowest-ranked champion in ATP Tour Masters 1000, Masters 1000 h ...

→ replaced by

Miomir Kecmanović Miomir Kecmanović ( sr-Cyrl, Миомир Кецмановић, ; born 31 August 1999) is a Serbian professional tennis player. Kecmanović reached his best singles ranking of world No. 27 on 16 January 2023 and he peaked at world No. 127 on 24 ...

Roger Federer Roger Federer ( , ; born 8 August 1981) is a Swiss former professional tennis player. He was ranked as the List of ATP number 1 ranked singles tennis players, world No. 1 in men's singles by the Association of Tennis Professionals (ATP) for 3 ...

→ replaced by

Reilly Opelka Reilly Opelka (born 28 August 1997) is an American professional tennis player. At , he is tied (with Ivo Karlović) for the tallest-ever Association of Tennis Professionals, ATP-ranked player, and can produce serves that measure over . He has be ...

John Isner John Robert Isner (born April 26, 1985) is an American former professional tennis player. He was ranked as high as world No. 8 in singles and No. 14 in doubles by the Association of Tennis Professionals (ATP). Considered one of the best servers ...

→ replaced by

Laslo Đere Laslo Djere; Romanization of Serbian, Serbian Latin: ''Laslo Đere''; (born 2 June 1995) is a Serbian professional tennis player. On 10 June 2019, Djere reached his career-high singles ranking of world No. 27. On 22 March 2021, he reached his ...

Guido Pella Guido Pella (; born 17 May 1990) is an Argentine former professional tennis player. In August 2019, Pella reached his career best world No. 20 in singles. In July 2019, he peaked at No. 55 in doubles. Personal life His father, Carlos, taught hi ...

→ replaced by

Casper Ruud Casper Ruud (; born 22 December 1998) is a Norwegian professional tennis player. He has been ATP rankings, ranked as high as world No. 2 in men's singles by the Association of Tennis Professionals (ATP), achieved in September 2022, making him t ...

→ replaced by

Stan Wawrinka Stanislas "Stan" Wawrinka (; born 28 March 1985) is a Swiss professional tennis player. He has been ranked world No. 3 in men's singles by the Association of Tennis Professionals (ATP), first achieved on 27 January 2014. Wawrinka has won 16 ATP T ...

→ replaced by Lloyd Harris ;During the tournament *

Pablo Carreño Busta Pablo Carreño Busta (; born 12 July 1991) is a Spanish professional tennis player. He has been ranked as high as world No. 10 by the ATP, which he first achieved on 11 September 2017. He also reached a best doubles ranking of No. 16 on 17 July ...

Retirements

Hubert Hurkacz Hubert Hurkacz (; born 11 February 1997) is a Polish professional tennis player. He has been ATP rankings, ranked as high as world No. 6 in singles by the Association of Tennis Professionals, ATP, making him the highest-ranked Polish man in singl ...

References

External links

Main draw

Qualifying draw
{{DEFAULTSORT:Italian Open - Men's Singles,2021 Men's Singles