The 3rd Singapore Division (3 DIV) is a combined arms division of the Singapore Army.

[2] The 3rd Division was formed on 31 August 1970 with six units under its command, which was then known as Area III Command HQ.

On 1 May 1976, Area III Command was redesignated as the 3rd Singapore Infantry Division.

On 4 January 1995, the 3rd Division was reorganised to include both active and reservist units.

[2] In December 2004, after the drawdown of the 1st People's Defence Force, the 3rd Division took command of the 1st People's Defence Force's former units.