A "new spokesman" is a person who speaks on behalf of a group or organization, but they are newly appointed or have recently taken on this role. Full definition
For instance, SUNY Poly named Morgan Hook, a former Gov. David Paterson spokesman, as the school's new spokesman following the recent departure of SUNY Poly spokesman Jerry Gretzinger. (timesunion.com)
We already noted the Club for Growth's new spokesman is Barney Keller, who was the voice of Rick Lazio's failed 2010 gubernatorial campaign (Lazio, unlike most NY Republicans, was a Mitt Romney supporter in 2008). (nystateofpolitics.com)
As first choice among the new spokesmen, Yvette Cooper already has wider support in the PLP than leader Red Ed, who himself trails behind his absent brother. (nextleft.org)