The 2012 Oceania Junior Athletics Championships were held at the Barlow Park in Cairns, Australia, between June 27–29, 2012.

A total of 35 events were contested, 18 by men and 17 by women.

For the first time, the new regional "East–West" format applies with medals awarded to athletes from both the Eastern and the Western Region by separating the results correspondingly.

An unofficial count yields the number of about 44 athletes from 10 countries: *   Host nation (Australia)An unofficial count yields the number of about 94 athletes from 8 countries.

In addition, a combined North Australia team including athletes from the Northern Territory and North Queensland participated.