The 2014 SEABA Under-18 Championship was the qualifying tournament for Southeast Asia Basketball Association at the 2014 FIBA Asia Under-18 Championship. The tournament was the ninth edition and was held in Tawau, in Sabah, Malaysia from May 5 to 7. The top two teams represented SEABA in the 2014 FIBA Asia Under-18 Championship.
After the single round-robin elimination, the Philippines won its seventh title overall in the tournament, and its fourth consecutive title since 2008. Malaysia finished second to qualify for the 2014 FIBA Asia Under-18 Championship.