This is a compilation of 17 Australia Guinness records in 2011. You may want to take a look at our complete list of Australia Guinness Records broken down by year.
| When | Record name | What | Who |
|---|---|---|---|
| 17 November 2011 | Largest gathering of ABBA impersonators | Kew Primary School | |
| 12 November 2011 | Most people wearing red noses | 16092 people | Credit Union Christmas Pageant |
| 22 October 2011 | Longest journey on a quad bike (ATV) | 56239 kilometre(s) | Quad Squad Expedition |
| 26 September 2011 | Fastest sofa | 163.117 kilometre(s) per hour | The Monkeys for Ice Break |
| September 2011 | Largest state | 2526786 square kilometre(s) | Western Australia |
| 31 August 2011 | Youngest rugby union referee | Jayden Green | |
| 14 August 2011 | Most people stretching simultaneously | 20534 people | Westpac Bank |
| 04 July 2011 | Largest black opal | 2268.19/2450/1460/527 gram(s) | Dallas, Judith, Shannon, Jeffery and Ken Westbrook |
| 11 June 2011 | Largest lamington | Toowoomba Chamber of Commerce , Quality Desserts | |
| 22 May 2011 | Largest ballet class - barres | 1525 people | Queensland Ballet |
| 21 March 2011 | Fastest speed for a surfboard towed by a car | 78.26 kilometre(s) per hour | Top Gear Australia - featuring Layne Beachley |
| 26 February 2011 | Longest golf shot seated | 143.702 metre(s) | Dave Sawtell |
| February 2011 | Longest journey by a wind-powered car | Dirk Gion, Stefan Simmerer | |
| 23 January 2011 | Longest female Grand Slam tennis match (singles) | Francesca Schiavone | |
| 2011 | Largest incubation mounds | 300 tonne(s)/metric ton(s) | Malleefowl (Leipoa ocellata) |
| 2011 | Rarest trading card | 1996 World Champion, Shichifukujin Dragon | |
| 2011 | Largest crocodile in captivity (living) | 5.48 metre(s) | Cassius |