Alongside the Bill Gleason promotion that Chris mentions in another thread, Dennis Hooker has been promoted to 7th Dan, as has John Messores, Kevin Choate and Patricia Saotome.
My Teacher Nakao sensei was also promoted to 7th Dan.
The complete list is here http://www.aikikai.or.jp/jpn/info/2013/h25.pdf
western names are easy to read
Don't forget Tres Hofmeister, Ikeda Sensei's senior student.