5th/7th Battalion, Royal Australian Regiment

5th/7th Battalion, Royal Australian Regiment (Mechanised)
Active1973–2006
CountryAustralia
BranchArmy
TypeInfantry
RoleMechanised Infantry
Part of1st Brigade
Garrison/HQDarwin
Nickname(s)The Tigers
Motto(s)Duty First
ColorsGold and maroon
MarchDominaise
Mascot(s)Sumatran tiger "Quintus Secundus"
Commanders
Colonel-in-ChiefHM The King (Royal Australian Infantry Corps)
Notable
commanders
Simon Gould, DSC
Michael Tucker, MBE
Insignia
Unit colour patch
TartanAustralian (Pipers kilts and plaids)

The 5th/7th Battalion, The Royal Australian Regiment (Mechanised) (5/7 RAR [MECH]) was a mechanised infantry battalion of the Australian Army. The battalion was based at Robertson Barracks in Holtze, Northern Territory and formed part of the 1st Brigade. It was formed in 1973 by linking both the 5th and 7th Battalions of the Royal Australian Regiment together and was disbanded 3 December 2006, as part of the expansion of the Australian Army, when the 5th and 7th Battalions of the Royal Australian Regiment were delinked into two separate battalions once again.