From the 1997 General Election in Dublin South Gerard Dolan who recieved 75 votes.
I doubt if POW were a registered party.
Dolan planned to ask voters each month their views on issues that were to come up in the Dail.
It was an idea later used by Ross O’Mullane in the 2009 Dublin South by-election.
Irish Election Literature 
[…] A flyer from the new Party Direct Democracy Ireland. Amongst those involved are Bernard kenny, Vincent salafia and Raymond Whitehead. Whitehead stood as an Independent in Glencullen Sandyford in the Local Elections. The Direct Democracy format is along the lines of previous candidates such as Ross O’Mullane and from 1997 Gerald Dolan. […]