Here are several solo piano Christmas albums Merry Christmas and Merry Christmas, Vol. 2 by Matthew Mayer.
Merry Christmas (2005) – 13 songs, 40 min
Merry Christmas, Vol. 2 (2008) – 13 songs, 35 min
Listen to his and similar music on Pandora station Matthew Mayer Radio.
Photo credit: Merry Christmas @ Amazon (album cover)