| Doubles | |
|---|---|
| 1998 Dutch Open | |
| Champions |  Jacco Eltingh  Paul Haarhuis [1] |
| Runners-up |  Dominik Hrbatý Karol Kučera |
| Final score | 6–3, 6–2 |
The 1998 Dutch Open was an ATP-tournament held in Amsterdam, Netherlands. The tournament was held from August 3 to August 9.
Champion seeds are indicated in bold text while text in italics indicates the round in which those seeds were eliminated.
Jacco Eltingh / Paul Haarhuis (champions)
Neil Broad / 
Piet Norval (first round) Tom Kempers / 
Daniel Orsanic (first round)
Jiří Novák / David Rikl (first round)| First round | Quarterfinals | Semifinals | Final [1] | ||||||||||||||||||||||||
| 1 | J Eltingh P Haarhuis | 4 | 6 | 6 | |||||||||||||||||||||||
C Haggard  J Waite | 6 | 3 | 3 | 1 | J Eltingh P Haarhuis | 6 | 3 | 6 | |||||||||||||||||||
| J van Lottum D van Scheppingen | 7 | 6 | 6 | J van Lottum D van Scheppingen | 3 | 6 | 3 | ||||||||||||||||||||
| L Pimek T Anzari | 6 | 7 | 4 | 1 | J Eltingh P Haarhuis | 6 | 3 | 6 | |||||||||||||||||||
 F Bergh P Vízner | 6 | 6 | 6 | F Bergh P Vízner | 3 | 6 | 3 | ||||||||||||||||||||
| 3 | T Kempers D Orsanic | 4 | 7 | 3 | F Bergh P Vízner | 6 | 3 | 6 | |||||||||||||||||||
M Hood  T Vanhoudt | 7 | 6 | M Hood T Vanhoudt | 1 | 6 | 2 | |||||||||||||||||||||
| S Noteboom M Puerta | 6 | 1 | 1 | J Eltingh P Haarhuis | 6 | 6 | |||||||||||||||||||||
C Doseděl  A Olhovskiy | 4 | 7 | 6 | D Hrbatý K Kučera | 3 | 2 | |||||||||||||||||||||
| M Barnard B Barnard | 6 | 6 | 1 | C Doseděl A Olhovskiy | w/o | ||||||||||||||||||||||
 G Köves P Rosner | 6 | 4 | 7 | G Köves P Rosner | |||||||||||||||||||||||
| 4 | J Novák D Rikl | 2 | 6 | 6 | C Doseděl A Olhovskiy | 6 | 3 | 4 | |||||||||||||||||||
 N Djordjevic J Holmes | 7 | 6 | 6 | D Hrbatý K Kučera | 2 | 6 | 6 | ||||||||||||||||||||
P Albano  F Meligeni | 6 | 7 | 1 | N Djordjevic J Holmes | 5 | 7 | 2 | ||||||||||||||||||||
| D Hrbatý K Kučera | 5 | 6 | 6 | D Hrbatý K Kučera | 7 | 6 | 6 | ||||||||||||||||||||
| 2 | N Broad P Norval | 7 | 4 | 3 | |||||||||||||||||||||||
The 1998 Croatian Indoors was a men's tennis tournament played on indoor carpet courts in Split, Croatia, that was part of the International Series of the 1998 ATP Tour. It was the only edition of the tournament and was held 2–9 February 1998.
The 1998 European Community Championships was a men's tennis tournament played on hard courts in Antwerp, Belgium, that was part of the Championship Series of the 1998 ATP Tour. It was the sixteenth edition of the tournament and was held 16–22 February 1998.
The 1998 Salem Open was a men's tennis tournament played on Hard courts in Hong Kong that was part of the International Series of the 1998 ATP Tour. It was the 23rd edition of the tournament and was held from 6–12 April 1998.
The 1998 French Open was a tennis tournament that took place on the outdoor clay courts at the Stade Roland Garros in Paris, France. The tournament was held from 25 May until 7 June. It was the 97th staging of the French Open, and the second Grand Slam tennis event of 1998.
The 1998 Internazionali di Carisbo was a men's tennis tournament played on Clay in Bologna, Italy that was part of the International Series of the 1998 ATP Tour. It was the fourteenth edition of the tournament and was held from 8–14 June 1998.
The 1998 Rado Open was a men's tennis tournament played on Clay in Gstaad, Switzerland that was part of the International Series of the 1998 ATP Tour. It was the thirty-first edition of the tournament and was held from 6 July – 12 July 1998. This tournament is notable for being the first professional appearance of 20-time Grand Slam champion Roger Federer.
The 1998 Mercedes-Benz Cup was a men's tennis tournament played on Hard in Los Angeles, United States that was part of the International Series of the 1998 ATP Tour. It was the seventy-first edition of the tournament and was held from 27 July – 2 August 1998.
The 1998 Mercedes-Benz Cup was a men's tennis tournament played on Hard in Los Angeles, United States that was part of the International Series of the 1998 ATP Tour. It was the seventy-first edition of the tournament and was held from 27 July – 2 August 1998.
The 1998 Croatia Open Umag was a tennis tournament played on outdoor clay courts in Umag, Croatia that was part of the International Series of the 1998 ATP Tour. The tournament was held from July 27 through August 2, 1998.
The 1998 Croatia Open Umag was a tennis tournament played on outdoor clay courts in Umag, Croatia that was part of the International Series of the 1998 ATP Tour. The tournament was held from July 27 through August 2, 1998.
The 1998 Campionati Internazionali di San Marino was a men's tennis tournament played on Clay in City of San Marino, San Marino that was part of the International Series of the 1998 ATP Tour. It was the tenth edition of the tournament and was held from 10 to 16 August 1998.
The 1998 Pilot Pen International was a tennis tournament played on outdoor hard courts at the Cullman-Heyman Tennis Center in New Haven, Connecticut, in the United States that was part of the International Series Gold of the 1998 ATP Tour and of Tier II of the 1998 WTA Tour. The men's tournament was held from August 17 through August 23, 1998, while the women's tournament was held from August 24 through August 30, 1998.
The 1998 Pilot Pen International was a tennis tournament played on outdoor hard courts at the Cullman-Heyman Tennis Center in New Haven, Connecticut, in the United States that was part of the International Series Gold of the 1998 ATP Tour and of Tier II of the 1998 WTA Tour. The men's tournament was held from August 17 through August 23, 1998, while the women's tournament was held from August 24 through August 30, 1998.
The 1998 Waldbaum's Hamlet Cup was a men's tennis tournament played on Hard courts in Long Island, United that was part of the International Series of the 1995 ATP Tour. It was the tenth edition of the tournament and was held from 21–27 August 1998.
The 1998 Waldbaum's Hamlet Cup was a men's tennis tournament played on Hard courts in Long Island, United that was part of the International Series of the 1998 ATP Tour. It was the eighteenth edition of the tournament and was held from 24 to 30 August 1998.
The 1998 Waldbaum's Hamlet Cup was a men's tennis tournament played on Hard courts in Long Island, United that was part of the International Series of the 1998 ATP Tour. It was the eighteenth edition of the tournament and was held from 24 to 30 August 1998.
The 1998 U.S. Pro Tennis Championships was a men's tennis tournament played on Hard courts in Boston, United States that was part of the International Series of the 1998 ATP Tour. It was the seventieth edition of the tournament and was held from 24 to 30 August 1998.
The 1998 Bournemouth International was a men's tennis tournament played on Clay in Bournemouth, Great Britain that was part of the International Series of the 1998 ATP Tour. It was the third edition of the tournament and was held from 14 September – 20 September.
The 1998 Romanian Open was a men's tennis tournament played on Clay in Bucharest, Romania that was part of the World Series of the 1998 ATP Tour. It was the sixth edition of the tournament and was held from 14 September – 21 September.
The 1998 Singapore Open was a men's tennis tournament played on Indoor Hard in Singapore, Singapore that was part of the Championship Series of the 1998 ATP Tour. It was the seventh edition of the tournament and was held from 12 October – 18 October.