| Men's singles | |
|---|---|
| 1989 Volvo Open | |
| Champion |  Paolo Canè |
| Runner-up |  Bruno Orešar |
| Score | 7–6(7–4), 7–6(7–5) |
| Draw | 32 (3WC/4Q/1LL) |
| Seeds | 8 |
Marcelo Filippini was the defending champion, but lost in the second round to Nicklas Kulti.
Paolo Canè won the title by defeating Bruno Orešar 7–6(7–4), 7–6(7–5) in the final. [1]
Miloslav Mečíř (first round)
Mikael Pernfors (first round) Jonas Svensson (second round)
Jordi Arrese (first round) Paolo Canè (final)
Andrés Gómez (first round) Magnus Gustafsson (quarterfinals)
Marcelo Filippini (second round)| Semifinals | Final | ||||||||||||
| Q |  Johan Anderson | 6 | 2 | ||||||||||
| Bruno Orešar | 7 | 6 | |||||||||||
| Bruno Orešar | 64 | 65 | |||||||||||
| 5 | Paolo Canè | 77 | 77 | ||||||||||
| 5 | Paolo Canè | 6 | 6 | ||||||||||
| Nicklas Kulti | 4 | 2 | |||||||||||
| First round | Second round | Quarterfinals | Semifinals | ||||||||||||||||||||||||
| 1 |  M Mečíř | 4 | 6 | 1 | |||||||||||||||||||||||
| Q | J Anderson | 6 | 4 | 6 | Q | J Anderson | 6 | 6 | |||||||||||||||||||
| WC | M Larsson | 1 | 6 | 4 | T Nydahl | 4 | 1 | ||||||||||||||||||||
| T Nydahl | 6 | 1 | 6 | Q | J Anderson | 4 | 6 | 7 | |||||||||||||||||||
 M Wostenholme | 1 | 1 | 7 | M Gustafsson | 6 | 3 | 6 | ||||||||||||||||||||
| J Čihák | 6 | 6 | J Čihák | 2 | 4 | ||||||||||||||||||||||
| T Haldin | 4 | 1 | 7 | M Gustafsson | 6 | 6 | |||||||||||||||||||||
| 7 | M Gustafsson | 6 | 6 | Q | J Anderson | 6 | 2 | ||||||||||||||||||||
| 3 | J Svensson | 6 | 6 | B Orešar | 7 | 6 | |||||||||||||||||||||
| Q | P Henricsson | 3 | 2 | 3 | J Svensson | 6 | 2 | 0 | |||||||||||||||||||
| B Orešar | 6 | 3 | 7 | B Orešar | 2 | 6 | 6 | ||||||||||||||||||||
| Q | R Båthman | 2 | 6 | 6 | B Orešar | 6 | 6 | ||||||||||||||||||||
| WC | N Utgren | 6 | 6 | K Nováček | 4 | 1 | |||||||||||||||||||||
 S Matsuoka | 1 | 0 | WC | N Utgren | 4 | 3 | |||||||||||||||||||||
| K Nováček | 6 | 6 | K Nováček | 6 | 6 | ||||||||||||||||||||||
| 6 | A Gómez | 3 | 4 | ||||||||||||||||||||||||
| First round | Second round | Quarterfinals | Semifinals | ||||||||||||||||||||||||
| 5 | P Canè | 7 | 7 | ||||||||||||||||||||||||
| N Kroon | 6 | 6 | 5 | P Canè | 6 | 7 | |||||||||||||||||||||
| L Jönsson | 4 | 5 | C Allgårdh | 3 | 5 | ||||||||||||||||||||||
| C Allgårdh | 6 | 7 | 5 | P Canè | 4 | 6 | 6 | ||||||||||||||||||||
| P Nyborg | 1 | 5 | C Bergström | 6 | 2 | 4 | |||||||||||||||||||||
| C Bergström | 6 | 7 | C Bergström | 6 | 6 | ||||||||||||||||||||||
 M Tauson | 6 | 6 | 6 | M Tauson | 4 | 2 | |||||||||||||||||||||
| 4 | J Arrese | 3 | 7 | 3 | 5 | P Canè | 6 | 6 | |||||||||||||||||||
| 8 | M Filippini | 6 | 6 | N Kulti | 4 | 2 | |||||||||||||||||||||
| T Svantesson | 3 | 4 | 8 | M Filippini | 4 | 2 | |||||||||||||||||||||
 G Rivas | 3 | 7 | 2 | N Kulti | 6 | 6 | |||||||||||||||||||||
| N Kulti | 6 | 6 | 6 | N Kulti | 6 | 6 | |||||||||||||||||||||
| Q | D Engel | 6 | 7 | WC | J Nyström | 2 | 4 | ||||||||||||||||||||
| LL | M Zeile | 3 | 5 | Q | D Engel | 4 | 6 | 3 | |||||||||||||||||||
| WC | J Nyström | 6 | 6 | WC | J Nyström | 6 | 4 | 6 | |||||||||||||||||||
| 2 | M Pernfors | 2 | 4 | ||||||||||||||||||||||||
Jordi Arrese defeated Juan Aguilera 6–2, 6–2 in the final to secure the title.
Ctislav Doseděl was the defending champion but did not compete that year.
Sergio Casal and Emilio Sánchez were the defending champions but lost in the second round to Marcelo Filippini and Horst Skoff.
Marián Vajda was the defending champion, but did not participate this year.
Thomas Muster was the defending champion, but chose to compete in Stuttgart at the same week.
Magnus Gustafsson was the defending champion, but lost in the first round to Tomas Nydahl.
Todd Martin was the defending champion and successfully defended his title, by defeating Paul Haarhuis 7–6(7–2), 6–4 in the final.
Ricki Osterthun and Udo Riglewski were the defending champions, but Osterthun did not compete this year. Riglewski teamed up with Michael Stich and lost in the first round to Fabrice Santoro and Thierry Tulasne.
In the sole edition of the tournament, Mihnea-Ion Năstase and Goran Prpić won the title by defeating Ola Jonsson and Fredrik Nilsson 3–6, 7–5, 6–3 in the final.
Andrés Gómez was the defending champion, but lost in the second round to Marcelo Filippini.
Richard Fromberg was the defending champion, but did not compete this year.
Horacio de la Peña was the defending champion, but lost in the third round to Francisco Clavet.
Albert Costa was the defending champions, but chose to compete at Cincinnati in the same week.
Dimitri Poliakov was the defending champion, but did not compete this year.
Thomas Muster was the defending champion but chose to compete at Cincinnati in the same week, losing in the first round to Mark Woodforde.
Goran Ivanišević was the defending champion but chose to compete at Los Angeles during the same week, reaching the semifinals.
Guillermo Pérez Roldán was the two-time defending champion, but did not compete this year.
Javier Sánchez was the defending champion, but lost in the semifinals to Marcelo Filippini.
Marcelo Filippini was the defending champion, but lost in the second round to Nicklas Kulti.
Thomas Muster was the defending champion, but did not compete this year.
1989 Italien Paolo Canè Bruno Orešar 7-6(4), 7-6(5)