Jimmy Devon Boyd (Born James Devon Boyd, January 9, 1939 – March 7, 2009) was an American singer, musician, and actor known for his 1952 recording of the song "I Saw Mommy Kissing Santa Claus." Early years. Jimmy Boyd was born in 1939 in Mississippi into a musical family, with father Leslie Boyd and mother Winnie Boyd. His father, in turn, was from a family of 21 children of musician Bill Boyd. The family relocated to the San Fernando Valley of Southern California when Jimmy was a pre-schooler. Jimmy briefly sang with "Texas Jim Lewis and his Lonestar Cowboys".
https://en.wikipedia.org/wiki/Jimmy_Boyd