Semiah is a distinctive girls' name in United States, ranking #16522 in 2012 with 6 recorded births. This places Semiah in the bottom 15% of ranked US girls' names for the year. Its actual usage is classified as Rare. The name reached its all-time peak in 2006 with 10 births ranking #11274. In 2012, approximately 1 in every 293,457 girls born was named Semiah. RISING Recent data shows the name is currently rising.