| Singles | |
|---|---|
| 2000 Croatia Open | |
| Champion |  Marcelo Ríos |
| Runner-up |  Mariano Puerta |
| Score | 7–6(7–1), 4–6, 6–3 |
| Draw | 32 (4 Q / 3 WC ) |
| Seeds | 8 |
Magnus Norman was the defending champion, but chose to compete at Stuttgart in the same week.
Marcelo Ríos won the title by defeating Mariano Puerta 7–6(7–1), 4–6, 6–3 in the final. [1] [2]
Mariano Puerta (final) Marcelo Ríos (champion)
Albert Portas (second round) Carlos Moyá (semifinals)
Jeff Tarango (first round) Alberto Martín (quarterfinals)
Martin Damm (quarterfinals) Galo Blanco (second round)| Semifinals | Final | ||||||||||||
| 1 | Mariano Puerta | 4 | 6 | 6 | |||||||||
| Bohdan Ulihrach | 6 | 2 | 3 | ||||||||||
| 1 | Mariano Puerta | 61 | 6 | 3 | |||||||||
| 2 | Marcelo Ríos | 77 | 4 | 6 | |||||||||
| 4 | Carlos Moyá | 2 | 5 | ||||||||||
| 2 | Marcelo Ríos | 6 | 7 | ||||||||||
| First round | Second round | Quarterfinals | Semifinals | ||||||||||||||||||||||||
| 1 | M Puerta | 6 | 6 | ||||||||||||||||||||||||
| J Alonso | 4 | 1 | 1 | M Puerta | 6 | 4 | 6 | ||||||||||||||||||||
 I Ljubičić | 78 | 6 | I Ljubičić | 4 | 6 | 4 | |||||||||||||||||||||
| WC | L Zovko | 66 | 2 | 1 | M Puerta | 6 | 6 | ||||||||||||||||||||
| J Vaněk | 3 | 6 | 5 | 7 | M Damm | 3 | 2 | ||||||||||||||||||||
| WC | S Bruguera | 6 | 1 | 7 | WC | S Bruguera | 3 | 6 | 3 | ||||||||||||||||||
| WC |  Dennis Peschek | 2 | 1 | 7 | M Damm | 6 | 1 | 6 | |||||||||||||||||||
| 7 | M Damm | 6 | 6 | 1 | M Puerta | 4 | 6 | 6 | |||||||||||||||||||
| 3 | A Portas | 6 | 6 | B Ulihrach | 6 | 2 | 3 | ||||||||||||||||||||
| P Kralert | 1 | 3 | 3 | A Portas | 6 | 4 | 1 | ||||||||||||||||||||
 M Hipfl | 4 | 5 | B Ulihrach | 4 | 6 | 6 | |||||||||||||||||||||
| B Ulihrach | 6 | 7 | B Ulihrach | 6 | 4 | 6 | |||||||||||||||||||||
| Q | W Schranz | 3 | 6 | 79 | 6 | A Martín | 3 | 6 | 4 | ||||||||||||||||||
| Á López Morón | 6 | 2 | 67 | Q | W Schranz | 2 | 3 | ||||||||||||||||||||
| G Cañas | 6 | 0 | 4 | 6 | A Martín | 6 | 6 | ||||||||||||||||||||
| 6 | A Martín | 1 | 6 | 6 | |||||||||||||||||||||||
| First round | Second round | Quarterfinals | Semifinals | ||||||||||||||||||||||||
| 5 | J Tarango | 6 | 2 | 1 | |||||||||||||||||||||||
| Q |  M Martelli | 4 | 6 | 6 | Q | M Martelli | 2 | 3 | |||||||||||||||||||
| T Zíb | 3 | 2 | Q | R Carretero | 6 | 6 | |||||||||||||||||||||
| Q | R Carretero | 6 | 6 | Q | R Carretero | 7 | 3 | 4 | |||||||||||||||||||
| H Gumy | 7 | 2 | 4 | 4 | C Moyá | 5 | 6 | 6 | |||||||||||||||||||
 JA Marín | 5 | 6 | 6 | JA Marín | 3 | 3 | |||||||||||||||||||||
| Q | I Vajda | 3 | 1 | 4 | C Moyá | 6 | 6 | ||||||||||||||||||||
| 4 | C Moyá | 6 | 6 | 4 | C Moyá | 2 | 5 | ||||||||||||||||||||
| 8 | G Blanco | 7 | 6 | 2 | M Ríos | 6 | 7 | ||||||||||||||||||||
| M Tabara | 5 | 4 | 8 | G Blanco | 1 | 4 | |||||||||||||||||||||
| D Sánchez | 6 | 6 | D Sánchez | 6 | 6 | ||||||||||||||||||||||
 S Sargsian | 3 | 4 | D Sánchez | 66 | 2 | ||||||||||||||||||||||
| G Puentes | 6 | 3 | 6 | 2 | M Ríos | 78 | 6 | ||||||||||||||||||||
| F Mantilla | 3 | 6 | 3 | G Puentes | 3 | 2 | |||||||||||||||||||||
 J Krošlák | 3 | 1 | 2 | M Ríos | 6 | 6 | |||||||||||||||||||||
| 2 | M Ríos | 6 | 6 | ||||||||||||||||||||||||
Julián Alonso was the defending champion, but lost in the second round this year.
Gustavo Kuerten won the title, defeating Mariano Puerta 7–6(7–3), 6–3 in the final.
Alberto Martín was the defending champion, but lost in the first round.
Marcelo Ríos defeated Mariano Zabaleta in the final, 6–7(5–7), 7–5, 5–7, 7–6(7–5), 6–2 to win the singles tennis title at the 1999 Hamburg European Open.
Cédric Pioline defeated Dominik Hrbatý in the final, 6–4, 7–6(7–3), 7–6(8–6) to win the singles tennis title at the 2000 Monte Carlo Masters.
Gustavo Kuerten defeated Marat Safin in the final, 6–4, 5–7, 6–4, 5–7, 7–6(7–3) to win the singles tennis title at the 2000 Hamburg European Open.
The 1999 Waldbaum's Hamlet Cup was a men's tennis tournament played on Hard courts in Long Island, United States that was part of the International Series of the 1999 ATP Tour. It was the nineteenth edition of the tournament and was held from 23–29 August 1999.
Albert Costa was the defending champion, but lost in the semifinals to Mariano Puerta.
The 1999 International Raiffeisen Grand Prix was a men's tennis tournament played on Clay in St. Pölten, Austria that was part of the World Series of the 1999 ATP Tour. It was the nineteenth edition of the tournament and was held from 17–23 May 1999.
Alberto Martín was the defending champion but lost in the quarterfinals to Markus Hantschk.
Diego Moyano was the defending champion, but was forced to withdraw due to an injury.
Àlex Corretja was the defending champion, but was forced to withdraw at his first round match against tournament runner-up Nicolás Lapentti.
Carlos Moyá was the defending champion, but lost in the semifinals to Félix Mantilla.
Arnaud di Pasquale was the defending champion, but did not compete this year.
Mariano Puerta and Javier Sánchez were the defending champions, but Sánchez did not compete this year, as he played his last professional tournament at Bogotá before his retirement during this season. Puerta teamed up with Marcelo Ríos and withdrew before their semifinals match to focus on the singles tournament, as both players reached the final.
Dimitri Poliakov was the defending champion, but did not compete this year.
Alberto Berasategui was the defending champion, but lost in the quarterfinals to Carlos Costa.
Goran Prpić was the defending champion, but did not compete this year.
Thomas Muster successfully defended his title by defeating Alberto Berasategui 7–5, 3–6, 6–3 in the final.
Croatia Open, Umag 17.-23.7.2000. M.Rios (CHI) M.Puerta (ARG) 7:6(1)/ 4:6 / 6:3