Yevgeny Kafelnikov defeated Thomas Enqvist in the final, 4–6, 6–0, 6–3, 7–6(7–1) to win the men's singles tennis title at the 1999 Australian Open. With the win, Kafelnikov became the first Russian to win an Australian Open singles title.
Andre Agassi defeated the defending champion Yevgeny Kafelnikov in the final, 3–6, 6–3, 6–2, 6–4 to win the men's singles tennis title at the 2000 Australian Open. It was Agassi's fourth consecutive major final, making him the first man to do so since Rod Laver in 1969. With the win, Agassi became the champion at three of the four majors, missing only Wimbledon.
Defending champion Pete Sampras defeated Michael Chang in the final, 6–1, 6–4, 7–6(7–3) to win the men's singles tennis title at the 1996 US Open.
Richard Krajicek was the defending champion but lost in the second round to Cédric Pioline.
Boris Becker was the defending champion but did not compete that year.
Defending champion Thomas Muster defeated Richard Krajicek in the final, 6–2, 6–4, 3–6, 6–3 to win the men's singles tennis title at the 1996 Italian Open.
Roberto Carretero defeated Àlex Corretja in the final, 2–6, 6–4, 6–4, 6–4 to win the singles tennis title at the 1996 Hamburg European Open.
Marat Safin defeated Mark Philippoussis in the final, 3–6, 7–6(9–7), 6–4, 3–6, 7–6(10–8) to win the singles tennis title at the 2000 Paris Masters. With the win, Safin became the world No. 1 for the first time.
Gustavo Kuerten defeated Hicham Arazi in the final, 6–3, 6–2, 6–4 to win the singles tennis title at the 2001 Monte Carlo Masters.
The 1996 Skoda Czech Open was a men's tennis tournament played on clay in Prague, Czech Republic that was part of the International Series of the 1996 ATP Tour. Bohdan Ulihrach was the defending champion but lost in the final 7–5, 1–6, 6–3 against Yevgeny Kafelnikov.
Yevgeny Kafelnikov was the defending champion and won in the final 7–6(7–2), 7–6(7–5) against Goran Ivanišević.
The 1998 Paegas Czech Open was a men's tennis tournament played on Clay in Prague, Czech Republic that was part of the International Series of the 1998 ATP Tour. It was the twelfth edition of the tournament and was held from 27 April – 3 May 1998.
The 1997 Torneo Godó was a men's tennis tournament played on Clay in Barcelona, Spain that was part of the International Series Gold of the 1997 ATP Tour. It was the 45th edition of the tournament and was held from 14–21 April.
Félix Mantilla defeated Karim Alami in the final, 7–6(7–2), 6–3, 6–3 to win the singles tennis title at the 1999 Barcelona Open.
The 1999 Paegas Czech Open was a men's tennis tournament played on Clay in Prague, Czech Republic that was part of the World Series of the 1999 ATP Tour. It was the thirteenth edition of the tournament and was held from 26 April – 2 May 1999.
Thomas Muster was the defending champion, but lost in the second round to Albert Portas.
Sergi Bruguera was the defending champion, but did not compete this year.
The 1997 Paegas Czech Open was a men's tennis tournament played on Clay in Prague, Czech Republic that was part of the International Series of the 1997 ATP Tour. Yevgeny Kafelnikov and Daniel Vacek were the defending champions, but lost in the first round to Petr Luxa and David Škoch.
Sergi Bruguera became the 3-time tournament winner by defeating Guy Forget 3–6, 7–5, 6–2, 6–1 in the final.
Cédric Pioline and Marc Rosset were the defending champions, but Pioline did not compete this year in order to focus on the singles tournament. Rosset teamed up with Andrei Medvedev and were forced to withdraw before their quarterfinal match.
Cédric Pioline 
Bohdan Ulihrach 
