This is a compilation of 22 Australia Guinness records in 2018. You may want to take a look at our complete list of Australia Guinness Records broken down by year.
| When | Record name | What | Who |
|---|---|---|---|
| 15 October 2018 | Fastest average time to solve a Rubik's Cube (in competition) | Felix Zemdegs | |
| 26 September 2018 | Largest LEGO®brick caravan | 288,630 total number | John Cochrane Advertising, Top Parks, Ben Craig, Caravanning Queensland |
| 16 September 2018 | Fastest half marathon wearing lederhosen | 1:36:39 hour(s):minute(s):second(s) | Timothy Charles O’Brien |
| 16 September 2018 | Fastest marathon dressed as a monk | 2:43:06 hour(s):minute(s):second(s) | Andrew Heyden |
| 07 September 2018 | Most valuable lip art | $757,975 Australian dollars US dollar(s) | Craig Rosendorff |
| 31 August 2018 | Most push ups in one hour (male) | 2,806 total number | Jarrad Young |
| 16 August 2018 | Largest gathering of people dressed as Albert Einstein | 541 people | Marymede Catholic College, St. Mary's Primary School, St. Joseph's Primary School, St. Paul the Apostle Primary School |
| 18 July 2018 | Longest line of toothbrushes | 1068.734 metre(s) | Clubs Queensland |
| 12 July 2018 | Largest nutbush dance | 1,719 people | The Royal Flying Doctor Service, Birdsville Big Red Bash |
| 01 June 2018 | Most jam doughnuts eaten in one minute | 6 total number | Jesse Freeman |
| 15 May 2018 | Heaviest weight towed by an electric car | 130 tonne(s)/metric ton(s) | Tesla |
| 11 May 2018 | Greatest distance run on a treadmill in 12 hours (male) | 147.3km kilometre(s) | Matthew Eckford |
| 06 May 2018 | Fastest 100 m on inline skates | 13.24 second(s) | David Salisbury |
| 06 May 2018 | Fastest time to solve a Rubik's Cube | 4.22 second(s) | Felix Zemdegs |
| 22 April 2018 | Fastest time to solve a 5x5x5 Rubik's Cube | 37.93 second(s) | Feliks Zemdegs |
| 05 April 2018 | First circumnavigation of Antarctica in a sailboat south of the 60th parallel | first first | Captain Mariusz Koper and the crew of Katharsis II |
| 05 April 2018 | Fastest swim long course relay 4 x 100 metres freestyle (female) | 3:30.05 minute(s):second(s) | Cate Campbell, Emma McKeon, Bronte Campbell, Shayna Jack |
| 05 April 2018 | Cycling - men's 4 km team pursuit | 3:49.804 minute(s):second(s) | Leigh Howard, Sam Welsford, Kelland O’Brien, Alex Porter |
| 22 February 2018 | Heaviest blueberry | 12.38 gram(s) | David Mazzardis |
| 03 February 2018 | Most balls juggled whilst suspended upside down | 5 balls juggleddd total number | Zane Jarvie |
| 21 January 2018 | Oldest message in a bottle | 131, 223 year(s):day(s) | Tonya Illman |
| 31 January - 2 February 2018 | Fastest circumnavigation by scheduled flights, visiting six continents (team) | 56:56 hour(s):minute(s) | Gunnar Garfors, Ronald Haanstra, Erik de Zwart |