More than 100 Gardaí are currently suspended from duty due to allegations of wrongdoing.
Three have been suspended for over six years.
According to details released to Newstalk under the Freedom of Information Act, 112 Gardaí are suspended from duty at the moment.
It is due to various allegations of malpractice by officers.
Sixty-one have been suspended for less than two years.
However, 51 have been preventing from working for over two years - including 10 for more than four years.
One Garda has been suspended for between eight and 10 years.
Barry Ward is a criminal barrister and Fine Gael Senator.
"In An Garda Síochána it's understandable that a suspension, in the context of maybe a criminal charge, is something that happens.
"However both the Garda and the public at large is entitled for a fairly swift resolution to those matters.
"So it's highly undesirable for everybody involved that there would be long-term suspensions... where Gardaí are suspended for long periods of time".
Domestic abuser Paul Moody was suspended from the force in March 2021 following a criminal investigation.
He was jailed last month for coercively controlling his terminally ill partner over a four year period.
Gardaí recently confirmed he is no longer a member of the force.