| 1998-12-19 | Ein FrankfurtvDuisburgBundesliga · Germany | 0–0 | Bundesliga · Germany |
| 1998-12-16 | DuisburgvKaiserslauternBundesliga · Germany | 3–1 | Bundesliga · Germany |
| 1998-12-12 | WolfsburgvDuisburgBundesliga · Germany | 4–2 | Bundesliga · Germany |
| 1998-11-28 | LeverkusenvDuisburgBundesliga · Germany | 2–0 | Bundesliga · Germany |
| 1998-11-20 | Schalke 04vDuisburgBundesliga · Germany | 2–0 | Bundesliga · Germany |
| 1998-11-14 | DuisburgvBochumBundesliga · Germany | 2–0 | Bundesliga · Germany |
| 1998-11-11 | DortmundvDuisburgBundesliga · Germany | 2–0 | Bundesliga · Germany |
| 1998-11-06 | DuisburgvNurnbergBundesliga · Germany | 1–1 | Bundesliga · Germany |
| 1998-10-31 | Werder BremenvDuisburgBundesliga · Germany | 1–1 | Bundesliga · Germany |
| 1998-10-25 | DuisburgvHerthaBundesliga · Germany | 0–0 | Bundesliga · Germany |
| 1998-10-17 | HamburgvDuisburgBundesliga · Germany | 4–1 | Bundesliga · Germany |
| 1998-10-04 | DuisburgvStuttgartBundesliga · Germany | 2–0 | Bundesliga · Germany |
| 1998-09-26 | FreiburgvDuisburgBundesliga · Germany | 2–2 | Bundesliga · Germany |
| 1998-09-20 | DuisburgvM'gladbachBundesliga · Germany | 2–2 | Bundesliga · Germany |
| 1998-09-12 | Hansa RostockvDuisburgBundesliga · Germany | 3–0 | Bundesliga · Germany |
| 1998-09-08 | DuisburgvMunich 1860Bundesliga · Germany | 1–1 | Bundesliga · Germany |
| 1998-08-22 | Bayern MunichvDuisburgBundesliga · Germany | 3–1 | Bundesliga · Germany |
| 1998-08-14 | DuisburgvEin FrankfurtBundesliga · Germany | 2–1 | Bundesliga · Germany |
| 1998-05-09 | HerthavDuisburgBundesliga · Germany | 1–3 | Bundesliga · Germany |
| 1998-05-02 | DuisburgvBayern MunichBundesliga · Germany | 0–0 | Bundesliga · Germany |
| 1998-04-25 | HamburgvDuisburgBundesliga · Germany | 1–0 | Bundesliga · Germany |
| 1998-04-17 | DuisburgvWolfsburgBundesliga · Germany | 2–2 | Bundesliga · Germany |
| 1998-04-12 | M'gladbachvDuisburgBundesliga · Germany | 0–3 | Bundesliga · Germany |
| 1998-04-03 | DuisburgvKaiserslauternBundesliga · Germany | 1–1 | Bundesliga · Germany |
| 1998-03-28 | DortmundvDuisburgBundesliga · Germany | 3–0 | Bundesliga · Germany |
| 1998-03-21 | Hansa RostockvDuisburgBundesliga · Germany | 2–1 | Bundesliga · Germany |
| 1998-03-13 | DuisburgvLeverkusenBundesliga · Germany | 1–1 | Bundesliga · Germany |
| 1998-03-07 | BielefeldvDuisburgBundesliga · Germany | 3–3 | Bundesliga · Germany |
| 1998-02-28 | DuisburgvMunich 1860Bundesliga · Germany | 0–2 | Bundesliga · Germany |
| 1998-02-13 | Werder BremenvDuisburgBundesliga · Germany | 2–2 | Bundesliga · Germany |
| 1998-02-06 | DuisburgvKarlsruheBundesliga · Germany | 1–0 | Bundesliga · Germany |
| 1998-01-30 | StuttgartvDuisburgBundesliga · Germany | 1–1 | Bundesliga · Germany |