| Singles | |
|---|---|
| 2025 Lexus Nottingham Challenger | |
| 2024 Champion |  Giovanni Mpetshi Perricard |
Giovanni Mpetshi Perricard was the defending champion [1] but chose not to defend his title.
| Singles | |
|---|---|
| 2025 Lexus Nottingham Challenger | |
| 2024 Champion | Giovanni Mpetshi Perricard |
Giovanni Mpetshi Perricard was the defending champion [1] but chose not to defend his title.
| Semifinals | Final | ||||||||||||
| First round | Second round | Quarterfinals | Semifinals | ||||||||||||||||||||||||
| 1 |  A Shelbayh | ||||||||||||||||||||||||||
| Q | |||||||||||||||||||||||||||
 M Karol | |||||||||||||||||||||||||||
| Q | |||||||||||||||||||||||||||
| Q | |||||||||||||||||||||||||||
 D Kuzmanov | |||||||||||||||||||||||||||
| WC |  H Searle | ||||||||||||||||||||||||||
| 7 |  M Geerts | ||||||||||||||||||||||||||
| 4 |  A Mayo | ||||||||||||||||||||||||||
 Sandro Kopp | |||||||||||||||||||||||||||
| Q | |||||||||||||||||||||||||||
 M Brunold | |||||||||||||||||||||||||||
| J Monday | |||||||||||||||||||||||||||
| WC | R Peniston | | |||||||||||||||||||||||||
 Ryan Nijboer | |||||||||||||||||||||||||||
| 8 |  C Rodesch | ||||||||||||||||||||||||||
| First round | Second round | Quarterfinals | Semifinals | ||||||||||||||||||||||||
| 5 |  D Prižmić | ||||||||||||||||||||||||||
| PR |  K Ivanovski | ||||||||||||||||||||||||||
| Jules Marie | |||||||||||||||||||||||||||
| WC | A Matusevich | ||||||||||||||||||||||||||
 J Forejtek | |||||||||||||||||||||||||||
| L Mikrut | |||||||||||||||||||||||||||
| Q | |||||||||||||||||||||||||||
| 3 | J Clarke | ||||||||||||||||||||||||||
| 6 | M Poljičak | ||||||||||||||||||||||||||
 V Durasovic | |||||||||||||||||||||||||||
| M Vrbenský | |||||||||||||||||||||||||||
| F Misolic | |||||||||||||||||||||||||||
| Q | |||||||||||||||||||||||||||
| Q | |||||||||||||||||||||||||||
| D Novak | |||||||||||||||||||||||||||
| 2 |  E Butvilas | ||||||||||||||||||||||||||
Jonáš Forejtek won the boys' singles tennis title at the 2019 US Open, defeating Emilio Nava 6–7(4–7), 6–0, 6–2 in the final.
Luca Van Assche won the title, defeating Arthur Fils in an all-French final, 6–4, 6–2. This was the first Grand Slam junior tournament with all-French semifinalists.
In the 2021 French Open – Boys' doubles, Flavio Cobolli and Dominic Stricker were the defending champions, but both players were no longer eligible to participate in junior events.
Edas Butvilas and Mili Poljičak won the title, defeating Gonzalo Bueno and Ignacio Buse in the final, 6–4, 6–0.
Camilo Ugo Carabelli was the defending champion but lost in the second round to Giovanni Mpetshi Perricard.
Blaž Rola was the defending champion but chose not to defend his title.
Roman Safiullin was the defending champion but chose not to defend his title.
Gabriel Diallo was the defending champion but chose not to defend his title.
Emilio Gómez was the two-time defending champion but lost in the second round to Omar Jasika.
Otto Virtanen was the defending champion but lost in the semifinals to Arthur Rinderknech.
Max Purcell and Jason Taylor were the defending champions but chose not to defend their title.
Otto Virtanen was the defending champion and successfully defended his title after defeating Daniel Masur 6–7(4–7), 6–4, 7–6(7–3) in the final.
Tomás Barrios Vera was the defending champion but lost in the quarterfinals to Matías Soto.
Dominik Koepfer was the defending champion but chose not to defend his title.
Thiago Agustín Tirante was the defending champion but lost in the first round to Rodrigo Pacheco Méndez.
Giovanni Mpetshi Perricard was the defending champion and successfully defended his title after defeating Adam Walton 6–3, 6–3 in the final.
Giovanni Mpetshi Perricard defeated Tomás Martín Etcheverry in the final, 6–4, 1–6, 7–6(9–7) to win the singles tennis title at the 2024 ATP Lyon Open. It was his first ATP Tour title. Mpetshi Perricard saved a championship point in the third-set tiebreak and became the second consecutive wildcard to win the tournament, after Arthur Fils the previous year.
Jack Draper defeated Matteo Berrettini in the final, 3–6, 7–6(7–5), 6–4 to win the singles tennis title at the 2024 Stuttgart Open. It was his first career ATP Tour title and Draper became the first British player to win the title since the tournament's establishment in 1949.
Tommy Paul defeated Lorenzo Musetti in the final, 6–1, 7–6(10–8) to win the singles tennis title at the 2024 Queen's Club Championships. It was his third career ATP Tour title, and first on grass. Paul became the first American to win the tournament since Sam Querrey in 2010.
Petr Nouza and Patrik Rikl were the defending champions but chose not to defend their title.