Pete Sampras was the defending champion but did not compete that year.
Todd Martin and Pete Sampras were the defending champions but only Martin competed that year with Scott Davis.
The 1993 Volvo International was a tennis tournament played on outdoor hard courts at the Cullman-Heyman Tennis Center in New Haven, Connecticut, United States and was part of the Championship Series of the 1993 ATP Tour. The tournament ran from August 16 through August 23, 1993. Stefan Edberg was the defending champion but lost in the second round to Daniel Vacek. Andriy Medvedev won in the final 7–5, 6–4 against Petr Korda.
Andriy Medvedev was the defending champion but lost in the quarterfinals to Marc Rosset.
Pablo Albano and Cyril Suk were the defending champions but they competed with different partners that year, Albano with Lucas Arnold and Suk with Marius Barnard.
Jiří Novák and David Rikl were the defending champions but lost in the second round to Chris Haggard and Tom Vanhoudt.
Nicklas Kulti and Max Mirnyi were the defending champions but only Mirnyi competed that year with Sandon Stolle.
Mark Knowles and Daniel Nestor were the defending champions but lost in the second round to Joshua Eagle and Andrew Florent.
Mark Knowles and Daniel Nestor were the defending champions, but lost in the quarterfinals this year.
The 2001 French Open was the second Grand Slam event of 2001 and the 100th edition of the French Open. It took place at the Stade Roland Garros in Paris, France, from late May through early June, 2001.
Eliot Spizzirri and Tyler Zink won the boys' doubles tennis title at the 2019 US Open, defeating Andrew Paulson and Alexander Zgirovsky in the final, 7–6(7–4), 6–4.
Eliot Spizzirri is an American tennis player. Spizzirri has a career-high ATP singles ranking of No. 620 on 25 July 2022 and a doubles ranking of No. 795 on 13 September 2021. Spizzirri won the 2019 US Open – Boys' doubles title with fellow American Tyler Zink.
Harold Mayot won the boys' singles tennis title at the 2020 Australian Open, defeating Arthur Cazaux in the final, 6–4, 6–1.
Dominic Stricker was the defending champion, but was no longer eligible to participate in junior events.
Stefan Edberg and Petr Korda were the defending champions, but lost in the first round to Gary Muller and Danie Visser.
Shintaro Mochizuki was the defending champion having won the previous edition in 2019. He participated in the men's singles qualifying, but lost to Tallon Griekspoor in the second round.
Jonáš Forejtek and Jiří Lehečka were the defending champions, but were no longer eligible to participate in junior tournaments.
Jonáš Forejtek was the defending champion, having won the previous edition in 2019, but was no longer eligible to participate in junior events.
Petr Nesterov is a professional Bulgarian tennis player. Nesterov has a career-high ATP singles ranking of World No. 672 achieved on 12 June 2023, whilst his best doubles ranking is No. 383 achieved on 17 July 2023.
Yuki Bhambri and Saketh Myneni were the defending champions but chose not to defend their title.
Max Westphal 
Coleman Wong 
Viacheslav Bielinskyi 
Petr Nesterov 
