|Representing New Zealand|
|2002 Manchester||Fullbore - open|
Collings has won the Ballinger Belt three times at the New Zealand rifle shooting championships, in 1981, 1987 and 2014. In 1992 she was top New Zealander and sixth overall. She is married to sport shooter Mike Collings.
- "Diane Collings". New Zealand Olympic Committee. 2013. Retrieved 18 April 2014.
- "New Zealand champion shot / Ballinger Belt winners". National Rifle Association of New Zealand. Archived from the original on 25 January 2015. Retrieved 18 April 2014.
- "Collings destined to be on target". Dominion Post. 15 January 2009. Retrieved 18 April 2014.
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