1998–99 HNK Rijeka season

The 1998–99 season was the 53rd season in Rijeka's history. It was their 8th season in the Prva HNL and 25th successive top tier season.

Prva HNL
Source: HRnogomet.com

Croatian Cup
Source: HRnogomet.com

Squad statistics
''Competitive matches only. Appearances in brackets indicate numbers of times the player came on as a substitute.''