Sommer is a distinctive girls' name in United States, ranking #1248 in 2001 with 159 recorded births. This places Sommer in the top 7% of ranked US girls' names for the year. Its actual usage is classified as Rare. The name reached its all-time peak in 1998 with 178 births ranking #1091. In 2001, approximately 1 in every 11,324 girls born was named Sommer. FALLING Recent data shows the name is currently falling.