Mary Lou McDonald is almost as popular as the Taoiseach.
A Behaviour and Attitudes poll in today's Sunday Times brings a big boost for both Sinn Fein and it's new leader.
Support for Fine Gael is up 1 to 33 per cent, 8 points clear of Fianna Fáil who've dropped 2 to 25 per cent.
The Greens and Solidarity/PBP are unchanged on 2 and 1 per cent respectively.
The Independent Alliance is down 1 to 2 per cent, while the Social Democrats move up to 1 percent.
Renua also have one per cent support, while Independents and others are down 2 to 10 per cent.
Sunday Times Political Editor Stephen O'Brien has been examining the gains;
"This month's poll sees Sinn Féin broach the 20% mark for the first time in more than a year.
They're up two points to 21%, they were up 3 points from 16 to 19 last month, up to 21 this month
And Mary Lou Mc Donald's personal satisafaction rating as leader of Sinn Féin is up 5 points in a single month to 51%."
