| Field | Value |
|---|
| title | 1998–99 KNVB Cup |
| country | Netherlands |
| num_teams | 61 |
| defending_champions | Ajax |
| winners | Ajax |
| second | Fortuna Sittard |
| scoring_leader | Ronald Hamming |
| (8 goals) |
| prev_season | 1997–98 |
| next_season | 1999–2000 |
(8 goals)
The 1998–99 KNVB Cup (at the time called Amstel Cup) was the 81st edition of the Dutch national football annual knockout tournament for the KNVB Cup. 61 teams contested, beginning on 11 August 1998 and ending at the final on 13 May 1999.
Ajax successfully defended its 1998 title 25,000 attended.
The Cup Winners' Cup tournament no longer existed, Ajax contested the UEFA Cup.
Group stage
The matches of the group stage were played between 11 August and 2 September 1998. 55 clubs participated, 26 advanced to the next round.
| Team | Pts |
|---|
| 1. FC Den Bosch 1 | 10 |
| 2. RKC Waalwijk E | 7 |
| 3. VV Katwijk A | 7 |
| 4. SC Feyenoord A | 3 |
| 5. WSC A | 0 |
| Team | Pts |
|---|
| 1. Fortuna Sittard E | 9 |
| 2. UDI'19 A | 4 |
| 3. Helmond Sport 1 | 4 |
| 4. RKSV Halsteren A | 0 |
| Team | Pts |
|---|
| 1. NEC E | 9 |
| 2. Go Ahead Eagles 1 | 6 |
| 3. De Treffers A | 3 |
| 4. IJsselmeervogels A | 0 |
| Team | Pts |
|---|
| 1. FC Twente E | 9 |
| 2. Heracles Almelo 1 | 4 |
| 3. Young Vitesse | 3 |
| 4. AGOVV Apeldoorn A | 1 |
| Team | Pts |
|---|
| 1. FC Utrecht E | 9 |
| 2. Excelsior 1 | 2 |
| 3. Telstar 1 | 2 |
| 4. Young Sparta | 2 |
| Team | Pts |
|---|
| 1. De Graafschap E | 9 |
| 2. FC Zwolle 1 | 4 |
| 3. ACV A | 4 |
| 4. VV Drachten A | 0 |
| Team | Pts |
|---|
| 1. NAC Breda E | 12 |
| 2. VSV TONEGIDO A | 7 |
| 3. TOP Oss 1 | 6 |
| 4. Dordrecht'90 1 | 4 |
| 5. SHO A | 0 |
| Team | Pts |
|---|
| 1. Sparta E | 9 |
| 2. ADO Den Haag 1 | 6 |
| 3. ARC A | 3 |
| 4. BVV Barendrecht A | 0 |
| Team | Pts |
|---|
| 1. Roda JC E | 9 |
| 2. FC Eindhoven 1 | 6 |
| 3. RBC Roosendaal 1 | 3 |
| 4. Schijndel A | 0 |
| Team | Pts |
|---|
| 1. VVV-Venlo 1 | 7 |
| 2. MVV E | 7 |
| 3. VV Gemert A | 3 |
| 4. SV Panningen A | 0 |
| Team | Pts |
|---|
| 1. FC Groningen 1 | 9 |
| 2. FC Emmen 1 | 6 |
| 3. VV Appingedam A | 1 |
| 4. SV Urk A | 1 |
| Team | Pts |
|---|
| 1. Cambuur Leeuw. E | 9 |
| 2. FC Volendam 1 | 4 |
| 3. HVV Hollandia A | 4 |
| 4. VV Nijenrodes A | 0 |
| Team | Pts |
|---|
| 1. AZ E | 9 |
| 2. Veendam 1 | 8 |
| 3. HFC Haarlem 1 | 7 |
| 4. FC Lisse A | 2 |
| 5. Stormvogels A | 1 |
E Eredivisie; 1 Eerste Divisie; A Amateur teams
Knock-out Stage
First round
The matches of the first round were played on October 27, 28 and 29, 1998. The six highest ranked Eredivisie teams from last season entered the tournament this round.
| Home team | Result | Away team |
|---|
| Ajax E | 9–0 | UDI '19 |
| FC Eindhoven | 3–1 | FC Den Bosch |
| Sparta | 1–1 (p: 3–4) | Cambuur Leeuw. (on November 4) |
| FC Utrecht | 2–2 (p: 5–4) | NEC (on November 25) |
| Heracles Almelo | 0–0 (p: 4–5) | NAC Breda (on November 28) |
| FC Groningen | 2–0 | VSV TONEGIDO (on December 1) |
| FC Emmen | 3–2 | sc Heerenveen E (on December 9) |
| Excelsior | 0–5 | PSV E (on December 15) |
| Home team | Result | Away team |
|---|
| Feyenoord E | 2–1 (aet) | ADO Den Haag (on October 20) |
| AZ | 3–1 | MVV |
| FC Twente | 2–1 | VVV-Venlo |
| Fortuna Sittard | 5–0 | RKC Waalwijk |
| Vitesse Arnhem E | 3–0 | FC Volendam |
| Roda JC | 2–1 | Veendam |
| Go Ahead Eagles | 3–2 | De Graafschap |
| Willem II E | 0–2 | FC Zwolle |
E six Eredivisie entrants
Round of 16
The matches of the round of 16 were played on February 2, 3 and 4, 1999.
| Home team | Result | Away team |
|---|
| Vitesse Arnhem | 4–0 | NAC Breda |
| FC Twente | 2–5 | Fortuna Sittard |
| FC Emmen | 2–0 | Cambuur Leeuwarden |
| PSV | 2–0 | AZ |
| FC Zwolle | 5–2 | Go Ahead Eagles |
| FC Eindhoven | 2–1 | FC Groningen |
| FC Utrecht | 1–2 | Feyenoord |
| Roda JC | 0–3 | Ajax |
Quarter finals
The quarter finals were played on March 9 and 10, 1999.
| Home team | Result | Away team |
|---|
| Fortuna Sittard | 3–1 | FC Emmen |
| FC Eindhoven | 0–5 | PSV |
| Feyenoord | 2–1 (aet) | Vitesse Arnhem |
| FC Zwolle | 1–2 | Ajax (on March 24) |
Semi-finals
The semi-finals were played on April 13 and 14, 1999.
| Home team | Result | Away team |
|---|
| PSV | 1–3 | Fortuna Sittard |
| Ajax | 2–1 | Feyenoord |
Final
The final was played on May 13, 1999.
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|---|
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The Cup Winners' Cup tournament no longer existed, Ajax would now play in the UEFA Cup.