| Winner: | Selinée Marleny Méndez Rodríguez |
| Represented: | Monseñor Nouel |
| Date: | December 12, 1997 |
| Debuts: | Com. Dom. Nueva York |
| Venue: | Renaissance Auditorio de Festival del Hotel Jaragua, Santo Domingo, Dominican Republic |
| Next Pageant: | Miss Universe 1997 |
| Broadcaster: | Telemicro |
| Entrants: | 20 |
Miss República Dominicana 1998 was held on December 12, 1997. There were 20 candidates, representing provinces and municipalities, who entered. The winner would represent the Dominican Republic at Miss Universe 1998 . The first runner up would enter Miss World 1998. The second runner up would enter in Miss International 1998. The rest of finalist entered different pageants.
| Final Results | Contestant | |
|---|---|---|
| Miss República Dominicana 1998 |
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| 1st Runner-up |
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| 2nd Runner-up |
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| 3rd Runner-up |
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| 4th Runner-up |
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| Semi-finalists |
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| Represented | Contestant | Age | Height | Hometown | |
|---|---|---|---|---|---|
| Eva Fermin Ulerio | 22 | 171abbr=onNaNabbr=on | Santo Domingo | ||
| Silvana de Lara Ramírez | 17 | 176abbr=onNaNabbr=on | Santo Domingo | ||
| Jessica Brito Perdomo | 19 | 174abbr=onNaNabbr=on | Long Island | ||
| Laura Evelina Macario Schécker[1] | 18 | 182abbr=onNaNabbr=on | Santo Domingo | ||
| Tatiana Silvestre Pérez | 25 | 185abbr=onNaNabbr=on | Duvergé | ||
| Maritza Fiallo Matos | 21 | 178abbr=onNaNabbr=on | Santa Cruz de El Seibo | ||
| Katherine Ferreira Nolasco | 19 | 181abbr=onNaNabbr=on | Jarabacoa | ||
| Ariana Plasencia García | 24 | 182abbr=onNaNabbr=on | Santo Domingo | ||
| María Luisa Rojas de Espinal | 21 | 177abbr=onNaNabbr=on | Salvaleón de Higüey | ||
| Jazmina Ulloa Rivera | 20 | 172abbr=onNaNabbr=on | La Romana | ||
| Amparo Cruz Ortega | 23 | 170abbr=onNaNabbr=on | Jarabacoa | ||
| Yoneidys Mateo Echeverria | 23 | 173abbr=onNaNabbr=on | Moca | ||
| Selinée Marleny Méndez Rodríguez | 22 | 180abbr=onNaNabbr=on | Santo Domingo | ||
| Isaura Indhira Aybar Santana | 17 | 180abbr=onNaNabbr=on | San Felipe de Puerto Plata | ||
| Ana Cristina Rivera Osorio | 22 | 180abbr=onNaNabbr=on | Villa Altagracia | ||
| Joan Alcántara Sued | 17 | 175abbr=onNaNabbr=on | San Francisco de Macorís | ||
| Sorangel Cristina Fersobe Matos | 20 | 177abbr=onNaNabbr=on | San Juan de la Maguana | ||
| Sharmin Arélis Díaz Escoto | 19 | 178abbr=onNaNabbr=on | Santo Domingo | ||
| Milstry del Carmen del Orbe Gómez | 21 | 176abbr=onNaNabbr=on | Santiago de los Caballeros | ||
| Karina Aquino Vázquez | 20 | 186abbr=onNaNabbr=on | Santiago de los Caballeros |