Dartagnan is a distinctive boys' name in United States, ranking #5679 in 2022 with 16 recorded births. The name reached its all-time peak in 1999 with 67 births ranking #1608. Since 1996, the popularity has increased by 33.3%. In 2022, approximately 1 in every 109,023 boys born was named Dartagnan. FALLING Recent data shows the name is currently falling.