The Player of the Season trophy was awarded to Avishka Fernando, who was also named as the man of the match in the final, for his innings of 63 runs in 41 balls.
After posting a humungous total of 210/4, the Kings restricted the Giants to 187/9 in their 20 overs.
Colombo Stars lost to Dambulla Giants by 6 wickets in the Eliminator and were knocked out of the competition.
Jaffna Kings defeated Kandy Warriors by 7 wickets via the DLS method in a rain-curtailed match in the Lanka Premier League on Sunday.
Angelo Mathews returned from an injury to lead Colombo Stars to a much-needed 41-run win over Galle Gladiators with a 57-ball 73.
Ravi Bopara, who was adjudged the Player of the Match for playing a watchful innings of 34 runs from 39 balls and helping his team Kandy Warriors defeat Galle Gladiators by 5 wicke...
The Colombo Stars fell short of their target, after Dinesh Chandimal only managed a boundary on the last delivery with 6 runs needed.
Kandy Warriors romped to 131 for 5 wickets with Ravi Bopara leading the way with an unbeaten 34 along with Tom Moores' 28 and Charith Asalanka's 21.
Skipper Thisara Perera played a brilliant innings of 57 runs from 23 balls as Jaffna Kings defeated Colombo Stars by 93 runs in the ninth fixture of the Lanka Premier League 2021.
The run riot was triggered by terrific half-centuries by Thisara Perera who bludgeoned 53 off just 21 balls and Avishka Fernando who pounded 53 off 23.