The 1917–18 Maltese First Division was the seventh season of the Maltese First Division. With each team playing each other once, Ħamrun Spartans and St. George's finished equal on points. The decider play-off played between the two saw Ħamrun Spartans triumphing 4–2, thereby gaining their second league title.
With both Ħamrun Spartans and St. George's level on 12 points, a play-off match was conducted to decide the champion.
