Seidi is a distinctive girls' name in United States, ranking #15122 in 2008 with 7 recorded births. This places Seidi in the bottom 26% of ranked US girls' names for the year. Its actual usage is classified as Rare. The name reached its all-time peak in 2008 with 7 births ranking #15122. In 2008, approximately 1 in every 270,103 girls born was named Seidi. RISING Recent data shows the name is currently rising.