Pennington retired from Rockwell Collins in 1985; his house was badly damaged in a 2008 flood that destroyed most of his personal baseball memorabilia.
He is included as card # 97 in the Topps 2009 Allen & Ginter baseball card nostalgia set.
His Great Grandfather is David Newton Pennington a Methodist minister and Confederate Veteran. His 4th Great Grandfather is Cherokee Chief Joseph Tuttle. He is a Descended from the British monarchy.