IARU may refer to:
*
International Amateur Radio Union
*
International Alliance of Research Universities
* Irish Amateur Rowing Union - former title of
Rowing Ireland
Rowing Ireland, formerly the Irish Amateur Rowing Union, is the governing body of rowing for Ireland. It is a cross-border organisation administering the sport in both the Republic of Ireland and Northern Ireland.
Rowing Ireland is a member of ...
* An alternative spelling for
Aaru in ancient Egyptian mythology
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