1998 SINGLES
| ASB Bank Classic (New Zealand) | Tier IV | Hardcourt, Outdoors |
| Dominique is seeded as 3rd (lost in 1st round last year) | ||
| Francesca Lubiani | 1 | 6-3 6-3 |
| Lenka Nemeckova | 2 | 6-0 6-4 |
| Tamarine Tanasugarn | QF | 6-0 6-3 |
| Anne Miller | SF | 6-2 6-3 |
| Silvia Farina | F | 4-6 7-6 (11-9) 7-5 |
| ANZ Tasmanian International (Hobart, AUS) | Tier IV | Hardcourt, Outdoors |
| January 11-17, Dominique is seeded as 1st (defending) | $107 500 | Draw: 32M/32Q/16D |
| Tamarine Tanasugarn | 1 | 6-2 6-2 |
| Laurence Courtois | 2 | 6-0 6-4 |
| Fang Li | QF | 7-5 6-3 |
| Magdalena Grzybowska | SF | 6-7(3-7) 6-1 6-3 |
| Patty Schnyder | F | 3-6 2-6 |
| Ford Australian Open (72nd) | GS | Hardcourt, Outdoors |
| January 19th - February 1st, Dominique is seeded as 14th (last year QF-st) | $ 4 276 900 | |
| Rene Simpson | 1 | 6-3 6-2 |
| Tara Shnyder | 2 | 6-3 6-4 |
| Yayuk Basuki | 3 | 4-6 4-6 |
| Open Gaz De France, Paris | II | |
| Dominique is seeded as 6th | $ 450 000 | |
| Barbara Schett | 1 | 6-2 4-6 6-0 |
| Wiltrud Probst | 2 | 5-7 6-2 7-6 (6-2) |
| Iva Majoli | QF | 7-5 6-3 |
| Nathalie Tauziat | SF | 7-6 1-6 6-1 |
| Mary Pierce | F | 3-6 5-7 |
| Faber Grand Prix, Hannover | Tier II | Greenset, Indoors |
| $ 450 000 | 24M/32Q/16D | |
| Amelie Cocheteux | 1 | 6-2 6-0 |
| Jana Novotna (1) | 2 | 6-4 4-6 3-6 |
| EA - Generali Ladies Austrian Open, Linz | Tier II | Supreme, Indoors |
| Dominique is seeded 4th! | $ 450 000 | 28M / 32Q / 16D |
| Bye | 1 | |
| Adriana Gersi | 2 | 2-6 7-5 7-6 (9-7) |
| Sabine Appelmans | QF | 6-3 7-5 |
| Iva Majoli | SF | 6-2 retired |
| Jana Novotna | F | 1-6 6-7 (7-2) |
| State Farm Evert Cup, Indian Wells, CA | Tier I | Hardcourt |
| Dominique is seeded 10th | $ 1 250 000 | |
| Corina Moriaru | 1 | 6-1 6-3 |
| Barbara Paulus | 2 | 6-4 6-0 |
| Venus Williams | 3 | 4-6 1-6 |
| The Lipton Championships, Key Biscane, CA | ||
| Dominique is seeded 15th | ||
| Bye | 1 | |
| Elena Likhovtseva | 2 | 0-6 0-1 ret |
| Fed Cup 1st Round, Flanders Expo, Ghent, Belgium | ||
| Sarah Pitkowski | 2nd singles | 4-6 6-4 6-2 |
| Sandrine Testud | 3rd singles | 7-5 7-6 (9-7) |
| Lotto-Westel Budapest Open, Hungary | Tier IV | |
| Dominique is seeded 2nd | ||
| Catalina Cristea | 1 | 4-6 0-6 |
| Campionatio Internazionali d'Italia, Rome, Italy | Tier I | |
| Dominique is seeded 13th | ||
| Karina Habsudova | 1 | 6-4 6-2 |
| Naoko Sawamatsu | 2 | 6-4 6-2 |
| Aranxta Sanchez Vicario | 3 | 1-6 2-6 |
| German Open, Berlin, Germany | Tier I | |
| Dominique is seeded 12th | ||
| Amelie Mauresmo (Q) | 1 | 6-3 4-6 5-7 |
| Open Paginas Amarillos de Madrid, Madrid, Spain | Tier III | |
| Dominique is seeded 2nd | ||
| bye | 1 | |
| Gala Leon Garcia | 2 | 7-5 6-1 |
| Kristie Boogert (Q) | QF | 6-0 7-6 (7-2) |
| Barbara Schett (4) | SF | 6-2 6-2 |
| Patty Schnyder (3) | F | 6-3 4-6 0-6 |
| French Open | GS | |
| Dominique is seeded 15th | ||
| Magdalena Grzybowska | 1 | 7-5 3-6 6-4 |
| Els Callens | 2 | 6-3 6-0 |
| Serena Williams | 3 | 1-6 1-6 |
| DSF Birmingham, England | III | |
| Dominique is seeded 4th | ||
| bye | 1 | |
| Karin Miller (LL) | 2 | 6-4 6-0 |
| Mariaan De Swardt | 3 | 7-5 6-3 |
| Elena Likhovtseva (7) | QF | 3-6 4-6 |
| The Heineken Trophy, Rosmalen, Holland | III | |
| Dominique is seeded 3th | ||
| Miriam Oremans | 1 | 3-6 6-7(3-7) |
| Wimbledon, England | GS | |
| Dominique is seeded 15th | ||
| Joanette Kruger | 1 | 6-1 6-3 |
| Anne Miller | 2 | 6-1 6-1 |
| Sabine Appelmans | 3 | 6-1 6-2 |
| Arantxa Sanchez Vicario | 4 | 6-3 3-6 2-6 |
| Fed Cup World Group I/II Qual. Bratislava, Slovakia | ||
| Karina Habsudova | 2nd singles | 2-6 3-6 |
| Henrieta Nagyova | 3rd singles | 4-6 3-6 |
| Du Maurier Open; Montreal, Canada | Tier I | |
| Dominique is 12th seed | ||
| Jana Nejedly (WC) | 1 | 6-4 6-2 |
| Yayuk Basuki | 2 | 5-7 3-6 |
| Pilot Pen International; New Haven, Connecticut | Tier II | |
| Dominique is 8th seed | ||
| Mary Joe Fernandez | 1 | 6-3 0-6 1-6 |
| U.S. Open, Flushing Meadows, NY | GS | |
| Dominique is 14th seed | ||
| Julie Halard-Decugis | 1 | 6-2 6-2 |
| Magdalena Grzybowska | 2 | 6-0 6-0 |
| Kimberly Po | 3 | 4-6 2-6 |
| Toyota Princess Cup, Tokyo, Japan | Tier II | |
| Dominique is 4th seed | ||
| bye | 1 | |
| Olga Barabanschikova | 2 | 6-3 3-6 5-7 |
| Porsche Tennis Grand Prix, Filderstadt, Germany | Tier II | |
| Dominique is "Wild Card" | ||
| Magui Serna | 1 | 2-6 7-5 6-2 |
| Venus Williams | 2 | 6-1 6-2 |
| Martina Hingis | QF | 6-3 6-7 (5-7) 6-4 |
| Sandrine Testud | SF | 2-6 0-6 |
| European Championships, Zurich, Switzerland | Tier II | |
| Dominique is 8th seed | ||
| Anna Kournikova | 1 | 6-3 6-1 |
| Amelie Mauresmo | 2 | 6-3 6-4 |
| Irina Spirlea | QF | 4-6 0-6 |
| Bell Challenge, Quebec, Canada | Tier III | |
| Dominique is 1st seed | ||
| bye | 1 | |
| Jana Nejedly | 2 | 7-6 (7-5) 6-1 |
| Chanda Rubin (5) | QF | 2-6 2-6 |
| Sparkassen Cup International Grand Prix, Leipzig, Germany | Tier II | |
| Dominique is 3rd seed | ||
| Bye | 1 | |
| Iva Majoli | 2 | 6-4 6-4 |
| Natasha Zvereva (7) | QF | 6-3 3-6 6-2 |
| Steffi Graf (WC) | SF | 1-6 6-3 0-6 |
| Chase Championships, New York, USA | ||
| Conchita Martinez | 1 | 7-6 (9-7) 6-2 |
| Irina Spirlea | QF | 2-6 3-6 |