Rank insignia in the Irish Defence Forces are an indication of the wearer's military rank, and worn by officers and enlisted members of Ireland's Defence Forces as an element of their uniform, typically on a single chest tab or as a shoulder board.

This article represents the structure of the Irish Defence Forces as of May 2020: Chief of staff is a three-star general rank, and the holder of this post has authority and responsibility in respect to all staff duties relating to the management of the Irish Defence Forces.

Rank insignia in the Irish Defence Forces are an indication of the wearer's military rank, and worn by officers and enlisted members of Ireland's Defence Forces as an element of their uniform, typically on a single chest tab or as a shoulder board.

The Defence Forces (Irish: Fórsaí Cosanta, [7] officially styled Óglaigh na hÉireann) [8] [9] [Note 1] are the armed forces of Ireland. They encompass the Army , Air Corps , Naval Service , and Reserve Defence Forces .

Rank Markings - Enlisted Personnel, Corporal 1963. I have displayed this series of rank insignia as "miscellaneous" in the hope that it will avoid confusion of placing them within set years. The rank insignia that was worn by Corporals are most interesting because they cover a very short period in the early 1960's.