The 1998–99 season was the 104th season in the history of Plymouth Argyle Football Club, their 74th in the Football League,
Players
First-team squad
- Squad at end of season
Note: Flags indicate national team as defined under FIFA eligibility rules; some limited exceptions apply. Players may hold more than one non-FIFA nationality.
Left club during season
Note: Flags indicate national team as defined under FIFA eligibility rules; some limited exceptions apply. Players may hold more than one non-FIFA nationality.
Third Division
Final standings
Results by round
Matches
Football League Trophy
Matches
Football League Cup
Matches
FA Cup
Matches
Notes
References




