Special operations or special ops are military activities conducted, according to NATO, by "specially designated, organized, selected, trained, and equipped forces using unconventional techniques and modes of employment." Special operations may include reconnaissance, unconventional warfare, and counterterrorism, and are typically conducted by small groups of highly trained personnel, emphasizing sufficiency, stealth, speed, and tactical coordination, commonly known as special forces.

The 2nd Commando Regiment is a special forces unit of the Australian Army and is part of Special Operations Command. The regiment was established on 19 June 2009 when the 4th Battalion RAR (Commando) was renamed. It is based at Holsworthy, New South Wales. The 2nd Commando Regiment trains and has served with coalition special forces units, and is highly regarded by these units. The regiment has been involved in operations in East Timor, Iraq and Afghanistan, where it was used in a direct action warfighting role. It has also been involved in domestic security operations including the 2006 Commonwealth Games and the 2014 G20 Leaders Summit. The regiment is the Command's capability lead for strike and recovery.