| 1998 PBA season | |
|---|---|
 | |
| Duration | February 1 – December 9, 1998 |
| Number of teams | 8 |
| TV partner(s) | VTV (IBC) |
| 1998 PBA Draft | |
| Top draft pick | Danny Ildefonso |
| Picked by | Formula Shell Zoom Masters |
| Season MVP | Kenneth Duremdes (Alaska Milkmen) |
| All-Filipino Cup champions | Alaska Milkmen |
| All-Filipino Cup runners-up | San Miguel Beermen |
| Commissioner's Cup champions | Alaska Milkmen |
| Commissioner's Cup runners-up | San Miguel Beermen |
| Centennial Cup champions | Mobiline Phone Pals |
| Centennial Cup runners-up | Formula Shell Super Unleaded |
| Governors Cup champions | Formula Shell Super Unleaded |
| Governors Cup runners-up | Mobiline Phone Pals |
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The 1998 PBA season was the 24th season of the Philippine Basketball Association (PBA).