The Serie B 1997–98 was the sixty-sixth tournament of this competition played in Italy since its creation.

Treviso, Monza, Fidelis Andria and Ancona had been promoted from Serie C, while Cagliari, Perugia, Hellas Verona and Reggiana had been relegated from Serie A. A.C. Perugia promoted to 1998–99 Serie A.