Deniz is a distinctive boys' name in England & Wales, ranking #596 in 2018 with 61 recorded births. The name reached its all-time peak in 2017 with 70 births ranking #554. Since 1996, the popularity has increased by 306.7%. In 2018, approximately 1 in every 5,124 boys born was named Deniz. FALLING Recent data shows the name is currently falling.