The 2019–20 Iloilo United Royals season was the inaugural season of the franchise in the Maharlika Pilipinas Basketball League (MPBL).
[1] The Royals would play their first game on June 28 against the Parañaque Patriots, who they would beat to claim their first franchise victory.
From November 4 to December 16, Iloilo went on a six-game winning streak, which would help the team finish with an 18–12 record and the sixth seed in the South Division.
They would be swept by the Basilan Steel in the Division Quarterfinals.
[3] The team's inaugural home game, and the only such this season, was played on September 19 at the University of San Agustin in Iloilo City.