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| Dates | September 3–15, 1999 | |||||||||
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| Television | VTV (IBC) | |||||||||
| Radio network | DZRV | |||||||||
The 1999 PBA Commissioner's Cup finals was the best-of-7 basketball championship series of the 1999 PBA Commissioner's Cup, and the conclusion of the conference playoffs. The Formula Shell Zoom Masters and San Miguel Beermen played for the 73rd championship contested by the league.
The San Miguel Beermen halted Formula Shell Zoom Masters' two straight title-winning runs and won their first championship in five years, under coach Jong Uichico, ushering a new era in their franchise history.
Danny Seigle won his first rookie finals MVP in Commissioner's Cup finals.