World championships were conducted every two years from 1966-2001. From 2003 they have been held annually. Australia hosted the 1985 event at Bendigo.
The best performances by ONSW members at "WOC" are:
Long - 17th Grant Bluett 2001
Middle - 13th Tracy Bluett 2005
Sprint - 8th Grant Bluett 2003
ONSW athletes have represented Australia at "WOC" as follows:
| Name | Club | Year(s) | . . | Name | Club | Year(s) |
| Michael Billinghurst | Big Foot | 1989 | Tracy Bluett | Bennelong Northside | 1995-99, 2001, 2005 | |
| Josh Blatchford | Newcastle | 2013 | Jenny Bourne | Waggaroos | 1981-87 | |
| Grant Bluett | Bennelong Northside | 1993-2005 | Felicity Brown | Central Coast | 2013-14 | |
| Stephen Craig | KNOX | 1993, 1997, 1999 | Margaret Elcombe | IKO | 1976, 1978-79 | |
| Mark Darvodelsky | Big Foot | 1995 | Mary Fien | Big Foot | 1995 | |
| Jock Davis | Big Foot | 1989-93, 1997 | Georgina Macken | Waggaroos | 1993 | |
| Julian Dent | Central Coast | 2005, 2007-15 | Toy Martin | Garingal | 1974-76 | |
| Rod Dominish | Bennelong | 1972 | Nea Shingler | Big Foot | 2022 | |
| Terry Farrell | Newcastle | 1979-89 | Ljubov Simson | Newcastle | 1991-93 | |
| Alastair George | Big Foot | 2022 | Emily Sorensen | Big Foot | 2022 | |
| Dave Lotty | Uringa | 1974 | ||||
| Eric Morris | Bennelong Northside | 2006 | ||||
| John Oliver | Waggaroos | 1974-78 | ||||
| Rob Preston | Newcastle | 2011 | ||||
| Ewan Shingler | Big Foot | 2022, 2023 | ||||
| Rob Vincent | Newcastle | 1983-87 | ||||
| Chris Wilmott | Uringa | 1976 |
Please let us know if this table needs updating.
Mountain Bike Orienteering
World championships have been held annually since 2002. Australia hosted the 2004 event at Ballarat.
The best performances by ONSW members at "MTBO WOC" are:
Long - 13th Mary Fien 2004
Middle - 16th Melanie Simpson 2008
Sprint - 28th Melanie Simpson 2010
ONSW athletes have represented Australia at MTBO world championships as follows:
| Name | Club | Year(s) | Name | Club | Year(s) | |
| Glen Charlton | Newcastle | 2017-18 | Cath Chalmers | Big Foot | 2008 | |
| Anthony Darr | Mountain Devils | 2004-05 | Mary Fien | Mountain Devils | 2004-05, 2010 | |
| Paul Darvodelsky | Mountain Devils | 2006-08 | Melanie Simpson | Newcastle | 2008, 2011-12 | |
| Tim Doman | Newcastle | 2019 |
