Fellow defenders Jose Enrique and Jamie Carragher have already voiced their appreciation in recent months, and Agger has joined their number.
Asked who'd get his vote for LFC player of the season, the Dane told the Official Liverpool Matchday Programme: "Martin, without a doubt. I don't think there is any other choice.
"He has been so consistent.
"I'm not sure how many years he has been here but he's improved every season. This year he has become better and better.
"I think in most games he has been our man of the match."