Jacobi is a distinctive boys' name in United States, ranking #1345 in 1998 with 89 recorded births. The name reached its all-time peak in 2008 with 189 births ranking #1017. Since 1996, the popularity has increased by 50.8%. In 1998, approximately 1 in every 21,475 boys born was named Jacobi. FALLING Recent data shows the name is currently falling.