Semisi is a distinctive boys' name in United States, ranking #10283 in 1996 with 5 recorded births. This places Semisi in the bottom 2% of ranked US boys' names for the year. Its actual usage is classified as Rare. The name reached its all-time peak in 2009 with 13 births ranking #6749. In 1996, approximately 1 in every 378,847 boys born was named Semisi. RISING Recent data shows the name is currently rising.