Zosia is a distinctive girls' name in England & Wales, ranking #1914 in 2008 with 13 recorded births. This places Zosia in the top 26% of ranked UK girls' names for the year. Its actual usage is classified as Rare. The name reached its all-time peak in 2017 with 30 births ranking #1144. In 2008, approximately 1 in every 24,289 girls born was named Zosia. FALLING Recent data shows the name is currently falling.