| Singles | |
|---|---|
| 2020 Internazionali di Tennis del Friuli Venezia Giulia | |
| Champion |  Bernabé Zapata Miralles |
| Runner-up | Carlos Alcaraz |
| Score | 6–2, 4–6, 6–2 |
Christopher O'Connell was the defending champion [1] but chose not to defend his title.
Bernabé Zapata Miralles won the title after defeating Carlos Alcaraz 6–2, 4–6, 6–2 in the final.
Yannick Hanfmann (first round)
Antoine Hoang (first round) Cedrik-Marcel Stebe (second round)
Facundo Bagnis (quarterfinals) Yannick Maden (first round)
Lorenzo Giustino (first round) Roberto Marcora (first round)
Jurij Rodionov (first round)| Semifinals | Final | ||||||||||||
| Bernabé Zapata Miralles | 6 | 6 | |||||||||||
 Alejandro Tabilo | 1 | 0 | |||||||||||
| Bernabé Zapata Miralles | 6 | 4 | 6 | ||||||||||
| SE | Carlos Alcaraz | 2 | 6 | 2 | |||||||||
| SE | Carlos Alcaraz | 6 | 78 | ||||||||||
| Daniel Altmaier | 1 | 66 | |||||||||||
| First round | Second round | Quarterfinals | Semifinals | ||||||||||||||||||||||||
| 1 | Y Hanfmann | 77 | 4 | 4 | |||||||||||||||||||||||
| B Zapata Miralles | 65 | 6 | 6 | B Zapata Miralles | 6 | 7 | |||||||||||||||||||||
| Q | A Müller | 4 | 6 | 6 | Q | A Müller | 1 | 5 | |||||||||||||||||||
| Q | A Pellegrino | 6 | 2 | 3 | B Zapata Miralles | 77 | 3 | ||||||||||||||||||||
| A Collarini | 6 | 6 | A Collarini | 62 | 2r | ||||||||||||||||||||||
| M Viola | 0 | 1 | A Collarini | 6 | 6 | ||||||||||||||||||||||
| M Vilella Martínez | 6 | 2 | 6 | M Vilella Martínez | 2 | 4 | |||||||||||||||||||||
| 6 | L Giustino | 4 | 6 | 4 | B Zapata Miralles | 6 | 6 | ||||||||||||||||||||
| 3 | C-M Stebe | 78 | 6 | A Tabilo | 1 | 0 | |||||||||||||||||||||
| WC | L Nardi | 66 | 3 | 3 | C-M Stebe | 7 | 4 | 2 | |||||||||||||||||||
 R Cid Subervi | 3 | 4 | A Tabilo | 5 | 6 | 6 | |||||||||||||||||||||
| A Tabilo | 6 | 6 | A Tabilo | 7 | 6 | ||||||||||||||||||||||
| PR | M Marterer | 6 | 1 | 6 | WC | R Bonadio | 5 | 1 | |||||||||||||||||||
 J Menezes | 1 | 6 | 3 | PR | M Marterer | 4 | 66 | ||||||||||||||||||||
| WC | R Bonadio | 6 | 77 | WC | R Bonadio | 6 | 78 | ||||||||||||||||||||
| 8 | J Rodionov | 3 | 61 | ||||||||||||||||||||||||
| First round | Second round | Quarterfinals | Semifinals | ||||||||||||||||||||||||
| 7 | R Marcora | 5 | 4 | ||||||||||||||||||||||||
| B Bonzi | 7 | 6 | B Bonzi | 3 | 63 | ||||||||||||||||||||||
| SE | C Alcaraz | 4 | 6 | 7 | SE | C Alcaraz | 6 | 77 | |||||||||||||||||||
| JP Ficovich | 6 | 3 | 5 | SE | C Alcaraz | 77 | 4 | 6 | |||||||||||||||||||
| Q | G Zeppieri | 2 | 3 | 4 | F Bagnis | 65 | 6 | 2 | |||||||||||||||||||
 L Broady | 6 | 6 | L Broady | 3 | 64 | ||||||||||||||||||||||
| Q Halys | 710 | 2 | 2 | 4 | F Bagnis | 6 | 77 | ||||||||||||||||||||
| 4 | F Bagnis | 68 | 6 | 6 | SE | C Alcaraz | 6 | 78 | |||||||||||||||||||
| 5 | Y Maden | 1 | 0 | D Altmaier | 1 | 66 | |||||||||||||||||||||
| SE | L Musetti | 6 | 6 | SE | L Musetti | 6 | 6 | ||||||||||||||||||||
| M Janvier | 4 | 4 | Q | F Cerúndolo | 3 | 0 | |||||||||||||||||||||
| Q | F Cerúndolo | 6 | 6 | SE | L Musetti | 64 | 2 | ||||||||||||||||||||
| T Robredo | 1 | 6 | 62 | D Altmaier | 77 | 6 | |||||||||||||||||||||
| D Altmaier | 6 | 3 | 77 | D Altmaier | 6 | 6 | |||||||||||||||||||||
| WC | L Darderi | 6 | 65 | 6 | WC | L Darderi | 4 | 2 | |||||||||||||||||||
| 2 | A Hoang | 2 | 77 | 4 | |||||||||||||||||||||||
Defending champion Ivan Lendl successfully defended his title, defeating Mats Wilander in the final 7–5, 6–2, 3–6, 7–6(7–3) to win the men's singles tennis title at the 1987 French Open.
Yannick Noah defeated the defending champion Mats Wilander in the final, 6–2, 7–5, 7–6(7–3) to win the men's singles tennis title at the 1983 French Open. Noah remains the most recent Frenchman to win the title, and his victory also marked the last time a man won a singles major with a wooden racket.
Yannick Noah defeated Carl-Uwe Steeb 5–7, 6–3, 6–4, to win the men's singles tennis title at the 1990 New South Wales Open.
John McEnroe was the defending champion, but did not participate this year.
This was the first edition of the tournament.
Feliciano López was the defending champion, but lost in the second round to Yannick Hanfmann.
Lucas Pouille was the defending champion, but lost in the second round to Marius Copil.
Alexander Zverev was the defending champion, but chose not to participate this year.
Andy Murray was the defending champion, but could not participate this year as he was recovering from hip surgery.
Ričardas Berankis was the defending champion but chose not to defend his title.
Guillermo García López was the defending champion but chose not to defend his title.
Philipp Kohlschreiber was the defending champion, but lost in the second round to Denis Istomin.
Peter Gojowczyk was the defending champion, but lost to Kei Nishikori in the second round.
Mirza Bašić was the defending champion but lost in the first round to Martin Kližan.
Gilles Simon was the defending champion, but lost in the second round to Aljaž Bedene.
Mikael Ymer was the defending champion but chose not to defend his title.
Gaël Monfils was the defending champion and successfully defended his title, defeating Félix Auger-Aliassime in the final, 6–2, 6–4.
Dominic Thiem was the defending champion and chose not to defend his title, as he was still competing at the 2020 US Open.
Matteo Berrettini defeated Andy Murray in the final, 6–4, 5–7, 6–3 to win the singles tennis title at the 2022 Stuttgart Open.
Hubert Hurkacz defeated Daniil Medvedev in the final, 6–1, 6–4 to win the singles tennis title at the 2022 Halle Open.