Althea is a distinctive girls' name in United States, ranking #1354 in 2019 with 167 recorded births. This places Althea in the top 8% of ranked US girls' names for the year. Its actual usage is classified as Rare. The name reached its all-time peak in 2022 with 175 births ranking #1342. Since 1996, the popularity has increased by 255.3%. In 2019, approximately 1 in every 10,045 girls born was named Althea. STABLE Recent data shows the name is currently stable.