Joi is a distinctive girls' name in United States, ranking #1600 in 2002 with 116 recorded births. The name reached its all-time peak in 2001 with 119 births ranking #1564. Since 1996, the popularity has increased by 52.6%. In 2002, approximately 1 in every 15,490 girls born was named Joi. FALLING Recent data shows the name is currently falling.